Can someone answer check for me I think I did it correctly

Can Someone Answer Check For Me I Think I Did It Correctly

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Answer 1

Answer:

its correct

Step-by-step explanation:good job


Related Questions

Is ​TUV~​WXV? Explain.

Answers

TUV and WXU are not congruent

X = 6,
Since LIu=LKUW/reflexive
the meny,
So, 7x+12=9x
2X=12
X=6


Since

find the distance between u= 0 −6 3 and z= −2 −1 8 .

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The distance between the points u= 0 −6 3 and z= −2 −1 8 is approximately 9.95 units.

To calculate the distance between two points in three-dimensional space, we can use the distance formula, which is derived from the Pythagorean theorem. The distance formula states that the distance between two points (x1, y1, z1) and (x2, y2, z2) is equal to the square root of [(x2 - x1)^2 + (y2 - y1)^2 + (z2 - z1)^2].

Using this formula, we can find the distance between u and z as follows:

d = sqrt[(-2 - 0)^2 + (-1 - (-6))^2 + (8 - 3)^2]

= sqrt[4 + 25 + 25]

= sqrt(54)

≈ 9.95

Therefore, the distance between the points u and z is approximately 9.95 units.

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Give a vector parametric equation for the line through the point (-4, -4) that is perpendicular to the line ⟨
1
+
4
t
,
4

t

.

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The vector parametric equation for the line through the point (-4,-4) that is perpendicular to the line ⟨1+4t,4-t⟩ is ⟨-4+t, -4+4t⟩.

To find a vector parametric equation for the line through the point (-4,-4) that is perpendicular to the line ⟨1+4t,4-t⟩, we need to first find the direction vector of the line we want to create. Since the line we want is perpendicular to ⟨1+4t,4-t⟩, its direction vector should be orthogonal to ⟨1, -1/4⟩ which is the direction vector of ⟨1+4t,4-t⟩.

So, we can find a direction vector for the line we want by taking the dot product of the direction vector of ⟨1+4t,4-t⟩ and any vector that is orthogonal to ⟨1, -1/4⟩. A convenient choice for an orthogonal vector is ⟨1, 4⟩ since their dot product is 1 * 1 + (-1/4) * 4 = 0.

Thus, a direction vector for the line we want is ⟨1, 4⟩. Now we can use the point (-4,-4) and the direction vector ⟨1, 4⟩ to find a vector parametric equation for the line we want:

x = -4 + t

y = -4 + 4t

So the vector parametric equation for the line through the point (-4,-4) that is perpendicular to the line ⟨1+4t,4-t⟩ is ⟨-4+t, -4+4t⟩.

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what is the probability that a student will complete the exam in more than 60 minutes but less than 65 minutes? (round your answer to four decimal places.)

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The Probability that a student will complete the exam  0.8186

Normal Distribution

The normal distribution is the continuous distribution where the probability tail of normal distribution does not touch at the x-axis, the graph of normal distribution data seems to be symmetric.

Let the random variable X is number of hours for complying the exam.

Assume the value of probability of complying the exam in one hour or less is:

P(X< 60) = [tex]P(\frac{X-\mu}{\sigma} < \frac{60-70}{5} )[/tex]

              = P(Z< -2)

              = 0.0227

The probability that a student will complete the exam in more than 60 minutes but less than 75 minutes is:

P(60 < X < 75) = [tex]P(\frac{60-70}{5} < \frac{X-\mu}{\sigma} < \frac{75-70}{5} )[/tex]

                        = P(-2 < Z < 1)

                        = 0.8413 - 0.0227

                        = 0.8186

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Find the point P on the curve r(t) that lies closest to P and state the distance between P and P rt)Pi+tjtk Po(1,12,4) The point P is (Type an ordered triple, using integers or decimals.) Find a function r(t) for the line passing through the points P(0,0,0) and Q(4,5,6). Exp your answer in terms of i, j, and k. k, for r(t) = 4ti+

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The point P on the curve r(t) = ⟨t, t^2 − 4t, 3t + 4⟩ that lies closest to the point P0(1, 12, 4) is (2, 0, 10), and the distance between P and P0 is √65.

To find the point on the curve that lies closest to P0, we need to minimize the distance between the two points. This can be done using the formula for the distance between two points in three-dimensional space. We get a quadratic equation in t, which we can minimize using calculus. The closest point is then found by plugging in the value of t into r(t). The line passing through the points P(0, 0, 0) and Q(4, 5, 6) can be expressed as r(t) = ⟨4ti, 5tj, 6tk⟩. We can find the direction vector of the line by subtracting the coordinates of P from the coordinates of Q, which gives us the vector ⟨4, 5, 6⟩. We can then express this vector in terms of i, j, and k and scale it by t to get the vector equation for the line. The point P corresponds to t = 0, and Q corresponds to t = 1, so we get r(t) = ⟨4ti, 5tj, 6tk⟩.

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6. a bag contains 15 beads: 4 red, 6 white, 5 blue. a bead is selected at random. what is the probability of selecting a white bead, not replacing it, and then selecting a blue bead?

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The probability of first a white bread without replacement and then selecting a blue bead is equal to 1/7

Probability of an event without replacement

The probability of an event without replacement implies that once an item is drawn, then we do not replace it back to the sample space before drawing another item.

total number of beads = 15

probability of selecting a white = 6/15

probability of selecting a blue bead without replacing the first white = 5/14

probability of selecting a white without replacement and then a blue = 6/15 × 5/14

probability of selecting a white without replacement and then a blue = 1/7

Therefore, the probability of first a white bread without replacement and then selecting a blue bead is equal to 1/7

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let f have an f-distribution with parameters r1 and r2. using the results of the last exercise, determine the kurtosis of f, assuming that r2 > 8.

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The kurtosis of an F-distribution with parameters r1 and r2 is given by: Kurtosis = [ 8(r2 + 2r1 - 1) ] / [ r2 (r1 - 2) (r1 - 4) ]

Assuming that r2 > 8, we can use the approximation given in the previous exercise to simplify this expression: Kurtosis ≈ 3 + [ 12 (r2 - 8) ] / [ (r2 - 6) (r2 - 4) ]

Therefore, the kurtosis of an F-distribution with parameters r1 and r2, assuming that r2 > 8, is approximately equal to 3 plus the expression above.

Kurtosis is a measure of the "peakedness" or "flatness" of a distribution compared to the normal distribution. It measures the degree to which a distribution has more or less weight in the tails compared to the normal distribution.

A distribution with kurtosis greater than 3 is said to be "leptokurtic," meaning it has heavier tails than the normal distribution. A distribution with kurtosis less than 3 is said to be "platykurtic," meaning it has lighter tails than the normal distribution. A distribution with kurtosis equal to 3 is said to be "mesokurtic," meaning it has tails that are similar in weight to the normal distribution.

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use elimination to solve the system of equations Y=45x+75 and Y=55x+30

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Answer:

(4.5, 277.5)

--------------------

Eliminate y and equate the right sides:

45x + 75 = 55x + 3055x - 45x = 75 - 3010x = 45x = 4.5

Find y by substitution of the value for x:

y = 45*4.5 + 75y = 277.5

please help me solve this

[tex]\frac{7p^{2}-56p }{p^{2}+2p-80}[/tex]÷[tex]\frac{7p}{p-7}[/tex]

Answers

The simplified expression in the problem that we have in the question is;

(p - 7)/(p + 10)

How do you simplify an expression?

By merging like terms , using mathematical processes, and simplifying any complex or unnecessary components, one can simplify an expression and bring it to its simplest or most direct form. This is the task that we have in the problem before us here.

Looking at the expression in the question, we can simplify the quadratic involved to have that;

7p (p - 8) /(p - 8) (p + 10) * (p - 7)/7p

(p - 7)/(p + 10)

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find the gradient of the function at the given point. g(x, y) = 9xey/x, (20, 0)

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The gradient of the function g(x, y) at the point (20, 0) is 9e. To find the gradient of a function at a given point, we need to take the partial derivatives of the function with respect to each variable and evaluate them at the point.

In this case, the partial derivative of g with respect to x is 9ey/x - 9xey/x^2, and the partial derivative of g with respect to y is 9xey/x. Evaluating these partial derivatives at the point (20, 0), we get:

∂g/∂x(20, 0) = 9e/20

∂g/∂y(20, 0) = 0

Therefore, the gradient of g at the point (20, 0) is the vector (9e/20, 0), which has a magnitude of 9e/20.

In summary, the gradient of the function g(x, y) at the point (20, 0) is 9e/20. The gradient is a vector that points in the direction of the steepest increase of the function at the given point. In this case, the gradient points in the direction of increasing x and has a magnitude of 9e/20, indicating that the function increases most rapidly in the x-direction near the point (20, 0). Knowing the gradient at a point can be useful for optimization problems, as it allows us to find the direction of the steepest ascent and move in that direction to find a maximum or minimum of the function.

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Assume that e^x equals its Maclaurin series for all x. Use the Maclaurin series for e^−5x4 to evaluate the integral 0.13 ∫ 0 e^−5x4 dx. You answer will be an infinite series. Use the first two terms to estimate its value. ___________

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The estimate for the value of the integral is approximately 0.129.

The value of the integral ∫ 0^1 e^(-5x^4) dx needs to be evaluated using the Maclaurin series for e^x.

To do this, we can express e^(-5x^4) as a Maclaurin series:

e^(-5x^4) = 1 - 5x^4 + 25x^8/2! - 125x^12/3! + ...

Integrating this series term by term gives:

∫ 0^1 e^(-5x^4) dx = x - (5/4)x^5 + (25/48)x^9 - (125/1920)x^13 + ...

We can estimate the value of this infinite series by using only the first two terms:

∫ 0^1 e^(-5x^4) dx ≈ 0.13 - (5/4)(0.13)^5 = 0.129

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Find the area of the region cut from the plane 4x + y + 8z = 2 by the cylinder whose walls are x = y^2 and x = 8 - y^2. The area of the surface is.

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we obtain the integral ∫[0,√(8)] ∫[0,√(x)] (√(64x^2 + 1))/8 dx dy,

To find the area of the region cut from the plane 4x + y + 8z = 2 by the cylinder whose walls are x = y^2 and x = 8 - y^2, we need to first find the intersection of the plane and the cylinder.

We can solve for y in terms of x from the equations x = y^2 and x = 8 - y^2 to get y = ±√(x) and then substitute this into the equation for the plane to get 4x ± √(x) + 8z = 2. Solving for z in terms of x and y, we get z = (1/8)(1 - 4x ± √(x)).

To find the area of the surface, we need to integrate the magnitude of the cross product of the partial derivatives of z with respect to x and y over the region of intersection.

That is, we need to evaluate the integral ∫∫(√(1 + (∂z/∂x)^2 + (∂z/∂y)^2)) dA over the region, where dA is the area element. Since the region is symmetric about the xz-plane, we can integrate over the part where y is non-negative and then double the result.

Using the equation for z, we can calculate the partial derivatives ∂z/∂x and ∂z/∂y, and then substitute these into the integrand. After some algebraic manipulation and simplification,

we obtain the integral ∫[0,√(8)] ∫[0,√(x)] (√(64x^2 + 1))/8 dx dy, which can be evaluated numerically using standard integration techniques to get the area of the surface.

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supposed that x1 and x2 have the bivariate normal distribution with means mu1 and mu2, and variances s1 and s2 and correlation rho. find the distribution of x1 - 3x2

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The distribution of X₁ - 3X₂ is a normal distribution with mean μ₁ - 3μ₂ and variance s₁² + 9s²₂ - 6rhos₁s₂.

To find the distribution of X₁ - 3X₂, we need to find the mean and variance of this new variable.

The mean of X₁ - 3X₂ is:

E(X₁- 3X₂) = E(X₁) - 3E(X₂) = μ₁ - 3μ₂

The variance of X₁ - 3X₂ is:

Var(X₁ - 3X₂) = Var(X₁) + 9Var(X₂) - 6Cov(X₁,X₂)

Since X₁ and X₂ have a bivariate normal distribution with means μ₁ and μ₂, variances s₁ and s₂ and correlation rho, we know that:

Var(X₁) = s²₁

Var(X₂) = s²₂

Cov(X₁,X₂) = rhos₁ s₂

Substituting these values into the variance equation, we get:

Var(X₁ - 3X₂) = s₁² + 9s²₂ - 6rhos₁s₂.

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if the sixth term of a geometric sequence is 224, and the eleventh term is 7168, what is the first term?

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Answer:

Step-by-step explanation:

ajns

I need Help ASAP PLEASE! I'm stuck on this one question

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The measure of ∠s is 22 degrees according to corresponding and straight line angle.

We will use the rrelation between angles to find the measure of each. We see that ∠158 degree and angle r are corresponding angles and hence they will be equal. Thus, it can be said that angle r = 158 degree.

Now, angle r and angle s is present on same line. It means the sum of these two angles will be 180 degree. Using the relation to find angle s.

158 + angle s = 180

Angle s = 180 - 158

Subtract the values

Angle s = 22 degrees

Hence, ∠s measures 22 degrees.

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Jacob starts reading a book at 2:58 PM, he finishes his book at 4:17 PM how long does Jacob read?

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Answer:

1 hour and 19 min 1:19

Step-by-step explanation:

Answer:

Jacob was reading for 79 minutes, which is an 1 hour and 19 minutes :)

Step-by-step explanation:

Hope this helped! Have a great day!

at a fair, you have the following game: you pay $1 and a coin is flipped. if it is heads, you are paid $3; if it is tails, you are paid $0.

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The game's outcomes can vary quite a bit from the expected value, and you could win more or less than $1.50 in any game.

The expected value is calculated as the sum of the product of each possible outcome and its . In this game, the possible outcomes are $3 and $0, and the probability of each outcome is 1/2 (assuming a fair coin). Therefore, the expected value of the game is:

Expected value = ($3 x 1/2) + ($0 x 1/2) = $1.50

This means that if you played the game many times, you could expect to win an average of $1.50 per game.

The variance of the game is a measure of how much the outcomes vary from the expected value. It is calculated as the sum of the squared difference between each outcome and the expected value, weighted by their respective probabilities. In this game, the variance is:

Variance = [(($3 - $1.50)^2 x 1/2) + (($0 - $1.50)^2 x 1/2)] = $2.25

This means that the outcomes of the game can vary quite a bit from the expected value, and you could win more or less than $1.50 in any given game.

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Find parametric equations and a parameter interval for the motion of a particle that starts at (a,0)and traces the ellipse (x2/a2)+(y2/b2)=1a. once clockwise.b. once counterclockwise.c. twice clockwise.d. twice counterclockwise

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a) x=a cos(t), y=b sin(t), where t varies from 0 to π/2. (b) x=a cos(t), y=-b sin(t), where t varies from 0 to π/2. (c) x=-a cos(t), y=b sin(t), where t varies from π/2 to π.

a) Parametric equations and a parameter interval for a particle moving once clockwise starting at (a,0) and tracing the ellipse (x^2/a^2)+(y^2/b^2)=1 can be obtained as follows:

x=a cos(t), y=b sin(t), where t varies from 0 to π/2.

b) Parametric equations and a parameter interval for a particle moving once counterclockwise starting at (a,0) and tracing the ellipse (x^2/a^2)+(y^2/b^2)=1 can be obtained as follows:

x=a cos(t), y=-b sin(t), where t varies from 0 to π/2.

c) Parametric equations and a parameter interval for a particle moving twice clockwise starting at (a,0) and tracing the ellipse (x^2/a^2)+(y^2/b^2)=1 can be obtained as follows:

x=a cos(t), y=b sin(t), where t varies from 0 to π/2, and then

x=-a cos(t), y=b sin(t), where t varies from π/2 to π.

d) Parametric equations and a parameter interval for a particle moving twice counterclockwise starting at (a,0) and tracing the ellipse (x^2/a^2)+(y^2/b^2)=1 can be obtained as follows:

x=a cos(t), y=-b sin(t), where t varies from 0 to π/2, and then

x=-a cos(t), y=-b sin(t), where t varies from π/2 to π.

In all cases, the parameter interval is chosen to cover one complete revolution of the ellipse.

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ANOVA F-statistic is defined as the Within Group Variation divided by the Between Group Variation. True False

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False. The ANOVA F-statistic is defined as the Between Group Variation divided by the Within Group Variation.

In Analysis of Variance (ANOVA), we compare the variation between different groups (the Between Group Variation) to the variation within each group (the Within Group Variation). The F-statistic is the ratio of the Between Group Variation to the Within Group Variation.

The F-statistic is used to test the null hypothesis that the means of the different groups are equal. If the F-statistic is large and the associated p-value is small, we reject the null hypothesis and conclude that there is evidence of a difference between the means of the groups.

On the other hand, if the F-statistic is small and the associated p-value is large, we fail to reject the null hypothesis and conclude that there is not enough evidence to conclude that the means of the groups are different.

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Find the area under the graph of the function over the interval given. f(x)= e' [-2,2] The area is (Type an exact answer in terms of e.)

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The area under the graph of the function f(x) = e^x over the interval [-2, 2] is approximately 13.77 square units.

To calculate the area under the graph of the function, we can use integration. In this case, we need to integrate the function f(x) = e^x with respect to x over the interval [-2, 2].

The definite integral represents the area under the curve between the given limits.

∫[a,b] e^x dx

Applying the integral, we have: ∫[-2,2] e^x dx

Using the rules of integration, we can evaluate this integral to find the area under the curve.

The antiderivative of e^x is e^x itself. Evaluating the integral at the upper and lower limits, we get: [e^x] from -2 to 2

Plugging in the values, we have: e^2 - e^(-2)

This is the exact answer in terms of e. To get the numerical approximation, you can substitute the value of e into the expression to get the approximate area.

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find an explicit formula for the th term of the sequence whose first several terms are {0,3,8,15,24,35,48,63,80,99,…}. (hint: first add one to each term.)

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The explicit formula for the th term of the given sequence is Tn = 1 + n^2. We arrived at this formula by analyzing the pattern in the given sequence, which involves adding consecutive odd numbers starting from 1 to the terms of the sequence after adding 1 to each term.

By expressing this pattern in terms of the value of n (the term number), we arrived at the formula Tn = 1 + n^2, which gives us the value of the nth term of the sequence directly.To find an explicit formula for the th term of the given sequence, we first need to observe the pattern in the sequence. The given sequence is formed by adding consecutive odd numbers starting from 1 to the terms of the sequence after adding 1 to each term.

For example, the second term of the sequence is 3, which is obtained by adding 1 to the first term (0) and then adding the first odd number (1) to it. The third term of the sequence is 8, which is obtained by adding 1 to the second term (3) and then adding the second odd number (3) to it. Similarly, the fourth term is obtained by adding 1 to the third term (8) and then adding the third odd number (5) to it, and so on.

So, the th term of the sequence can be expressed as:

(1 + (1+1)) + (1 + (3+1)) + (1 + (5+1)) + ... + (1 + ((2n-3)+1)) + (1 + ((2n-1)+1))

= 1 + (1+1+3+1+5+1+...+(2n-3)+1+(2n-1)+1)

= 1 + (1 + 3 + 5 + ... + (2n-1)) + n

= 1 + n^2

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PLEASE HELP I WILL MARK BRANLIEST PLEASE!!! HELP ASAP!!

1. Given: the vertices of Triangle ACD lie on center B

Select all statements that are true

A. The sim of Measure of arc AC + measure of arc CD + measure of arc DA= 180 degrees because measure of angle DAC + measure of ACD+ measure of CDA = 180 degrees.
B. The perpendicular bisector of chord AC and the perpendicular bisector of chord CD will intersect at point B.
C. Measure of Angle ADC= measure of angle ABC
D. The distance from B to A is greater than the distance from B to C
E. Center B circumscribed triangle ACD

PLEASE HELP ME AND PROVIDE EXPLANATION AND CORRECT ANSWERS GOD BLESS ♡

Answers

Since the vertices of Triangle ACD lie on center B, all the statements that are true are:

B. The perpendicular bisector of chord AC and the perpendicular bisector of chord CD will intersect at point B.

E. Center B circumscribed triangle ACD.

What is a perpendicular bisector?

In Mathematics and Geometry, a perpendicular bisector is a straight line that bisects or divides a line segment exactly into two (2) equal halves and forms an angle that has a magnitude of 90 degrees at the point of intersection.

Based on the circumscribed triangle ACD at center B, we have:

Measure of arc AC + measure of arc CD + measure of arc DA= 360°

Furthermore, the measure of angle ADC is equal to one-half the measure of angle ABC.

In conclusion, the distance from center B to A is equal to the distance from center B to C.

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In an experiment a six-sided die is rolled a number of times. The results are shown below.
Number Rolled Number of Times Rolled
1 9
2 9
3 3
4 3
5 5
6 3
Based on these results, what is the experimental probability of rolling either a 4 or 5?

Answers

The Experimental probability of rolling either a 4 or 5 is 0.25 or 25%. To interpret experimental probabilities with caution and to repeat

experiments under different conditions to confirm the results.

The experimental probability of rolling either a 4 or 5, we need to add up the number of times that a 4 or 5 was rolled and divide by the total number of rolls. From the given table, we can see that a 4 was rolled 3 times and a 5 was rolled 5 times. Therefore, the total number of times that either a 4 or 5 was rolled is:

3 (for 4) + 5 (for 5) = 8

The total number of rolls is:

9 (for 1) + 9 (for 2) + 3 (for 3) + 3 (for 4) + 5 (for 5) + 3 (for 6) = 32

Therefore, the experimental probability of rolling either a 4 or 5 is:

8/32 = 1/4 = 0.25

So the experimental probability of rolling either a 4 or 5 is 0.25 or 25%. This means that if the experiment were repeated many times under similar conditions, we would expect to get either a 4 or 5 approximately 25% of the time.

It is important to note that this probability is based on the results of a single experiment, and the true probability may differ if the experiment were repeated many times. Additionally, the results may be influenced by factors such as the quality of the die, the rolling surface, and the technique used to roll the die. Therefore, it is important to interpret experimental probabilities with caution and to repeat experiments under different conditions to confirm the results.

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find the critical points of ()=−64 42−4 and apply the second derivative test (if possible) to determine whether each of them corresponds to a local minimum or maximum.

Answers

The second derivative is negative at x = 0.408, we know that this critical point corresponds to a local maximum.

Calculus uses the second derivative test as a technique to identify a function's concavity and local extrema. It entails taking a function's second derivative and checking the sign at a crucial point. A local minimum or maximum is indicated by a positive second derivative and the opposite is true for a negative second derivative.

To find the critical points of the function[tex]f(x) = -64x^4 + 42x - 4[/tex], we need to find where the derivative of the function is equal to zero or undefined. Taking the derivative of f(x) gives us:

[tex]f'(x) = -256x^3 + 42[/tex]

Setting[tex]f'(x) = 0[/tex], we can solve for x:

[tex]-256x^3 + 42 = 0\\x^3 = 42/256\\x = (42/256)^(1/3) = 0.408[/tex]

So the only critical point of the function is x = 0.408.

To apply the second derivative test, we need to take the second derivative of f'(x):

[tex]f''(x) = -768x^2[/tex]

Plugging in our critical point x = 0.408, we get:


[tex]f''(0.408) = -768(0.408)^2 = -125.3[/tex]

Since the second derivative is negative at x = 0.408, we know that this critical point corresponds to a local maximum.


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3. The teenage Mutant Ninja Turtle, Leonardo, is known for his dominant blue mask. If Leonardo
marries a female turtle with a blue mask, what are the chances of them having offspring with blue
masks if they are both heterozygous for the blue mask trait? Use the letter (B).
0%
25%
75%
100%
A.
نے
B.
C.
D.
fer

Answers

The chances of them having offspring with blue masks if they are both heterozygous for the blue mask trait is 75%  because 50% are BB and 50% are Bb, as well as both genotypes show the blue mask phenotype.

What is the probability  about?

Assuming that Leonardo and his female partner possess heterozygous traits for the blue mask, it can be inferred that they carry a dominant blue mask allele (B) and a recessive non-blue mask allele (b).

When they reproduce, there is a 50% chance that each offspring will inherit the allele for a blue mask, as both parents have an equal likelihood of passing on the B allele.

So using a Punnett square, the possible genotypes and phenotypes of their offspring are:

        B b

B BB Bb

b Bb bb

From the above, 50% of their offspring will possess the dominant blue mask phenotype (BB or Bb), and the other 50% will possess  the recessive non-blue mask phenotype (bb).

Therefore, The likelihood of their children inheriting blue masks is 75%,

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Find the period, phase shift, vertical shift, reflection, and increment. Sketch the graph.
1) y= -2cos (x+pi/2)
2) y= 1/2sin 2(x-pi/4)
3) y= -1/2sin (x+pi/2)-1

Answers

For the graph:  y= -2cos (x+π/2)

period: 2π

phase shift: 0

Vertical shift: - 2

Reflection about x axis.

For the graph:  y= 1/2sin 2(x-π/4)

period: π

phase shift: 0

Vertical shift:

No any reflection.

For the graph: y= -1/2sin (x+π/2)-1

period: 2π

phase shift: 0

Vertical shift: -1

Reflection about x axis.

(1) For the given function,

Since the period of y = -2cos(x) is 2π,

So the period of y = -2cos(x + pi/2) is also 2π

To find the phase shift.

The phase shift of y = -2cos(x) is π/2,

so the phase shift of y = -2cos(x + π/2) is 0.

The vertical shift is -2, and there is a reflection about the x-axis.

(2) For the given function,

y= 1/2sin 2(x-π/4)

Since the period of y = 1/2sin(x) is 2π,

so the period of y = 1/2sin(2x) is π.

The phase shift of y = 1/2sin(x) is π/4,

so the phase shift of y = 1/2sin(2x - π/4) is 0.

There is no vertical shift, and there is no reflection.

(3) For the given function,

y= -1/2sin (x+π/2)-1

Since the period of y = -1/2sin(x) is 2π,

so the period of y = -1/2sin(x + π/2) is also 2π.

The phase shift of y = -1/2sin(x) is -π/2,

so the phase shift of y = -1/2sin(x + π/2) is 0.

The vertical shift is -1, and there is a reflection about the x-axis.

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if the park costs $24,750, what will be the net change in social surplus as a result of the voting outcome?

Answers

The net change in social surplus resulting from the voting outcome cannot be determined without additional information. The park may be considered a public good, meaning that it generates positive externalities and benefits everyone in the community, regardless of whether they contributed to its construction. Therefore, the net change in social surplus will depend on the level of demand for the park, the degree of crowding, and other factors. If the park is heavily utilized and generates significant social benefits, the net change in social surplus resulting from its construction may be positive, even if some residents voted against it.

Social surplus is the difference between the total value that individuals place on a good or service and the total cost of producing it. When a public good is provided, the social surplus is often greater than the private surplus, since everyone in the community benefits from its provision. The net change in social surplus resulting from the voting outcome will depend on the degree of social benefits generated by the park and the level of utilization.

The net change in social surplus resulting from the voting outcome cannot be determined without additional information. The level of demand for the park and the degree of crowding will affect the degree of social benefits generated, which will determine the net change in social surplus. If the park generates significant social benefits and is heavily utilized, the net change in social surplus may be positive, even if some residents voted against its construction.

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Question 9 is 15% of what number? Enter your answer in the box.

Answers

the number is really "x", which oddly enough is the 100%, but we also know that 15% of that is 9, so

[tex]\begin{array}{ccll} Amount&\%\\ \cline{1-2} x & 100\\ 9& 15 \end{array} \implies \cfrac{x}{9}~~=~~\cfrac{100}{15} \\\\\\ \cfrac{x}{9} ~~=~~ \cfrac{20}{3}\implies 3x=180\implies x=\cfrac{180}{3}\implies x=60[/tex]

for each of the following, determine whether the item would be on the asset side of the feds balance sheet

Answers

Determining whether an item belongs on the asset side of the Federal Reserve's balance sheet depends on the nature of the item. Assets that would be found on the Federal Reserve's balance sheet include cash, securities, loans, and property.

If it represents a valuable resource that the Federal Reserve owns, controls, or expects to receive economic benefits from in the future, it is likely to be classified as an asset. Examples of assets that would be found on the Federal Reserve's balance sheet include cash, securities, loans, and property.

The Federal Reserve's balance sheet is a financial statement that shows its assets, liabilities, and capital, and is used to monitor the financial health of the institution. The assets side of the balance sheet represents the resources that the Federal Reserve owns, controls, or expects to receive economic benefits from in the future. Examples of assets that would be found on the Federal Reserve's balance sheet include cash, securities, loans, and property.

Cash is a liquid asset that the Federal Reserve holds to meet the liquidity needs of the banking system. It includes both physical currency and electronic reserves held by banks at the Federal Reserve. Securities represent investments that the Federal Reserve holds in various forms, including Treasury securities, mortgage-backed securities, and agency debt. Loans are assets that the Federal Reserve makes to depository institutions, such as banks, in order to support their lending activities. Lastly, property represents the real estate and other physical assets that the Federal Reserve owns, such as buildings and equipment.

Overall, whether an item belongs on the asset side of the Federal Reserve's balance sheet depends on the nature of the item and whether it represents a valuable resource that the institution owns, controls, or expects to receive economic benefits from in the future.

Complete Question:

For each of the following, determine whether the item would be on the asset side of the feds balance sheet.

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Find the surface area 9 inches 9 inches seven. 8 inches in 13 inches

Answers

w h a t. will update when you fix the grammar

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