can your answer this 3x+2=17
solve x=

Answers

Answer 1

Answer: 5

Step-by-step explanation:

3x + 2 = 17

subtract 2 on both sides

3x + 2 - 2 = 17 - 2 > 3x + 15

Divide both sides by 3

[tex]\frac{3x}{3} = \frac{15}{3}[/tex]  = x=5

x = 5

Answer 2
x=5
explanation: here u have 3x+2=17 first u solve with the like terms which are 2 and 17 because 3 has x which is a variable and theres no other number here that hs a variable so u do 17-2 to get 3x=15 now theyre asking for x on its own, to get rid of the 3 in x u divide 3x by 3 and 15 by 3 and u get x=5

Related Questions

what will be the equilibrium wage rate? group of answer choices $6 $5 $4 $3

Answers

The equilibrium wage rate is $6 per hour. This is found by observing the point where the labor demanded and labor supplied curves intersect, which is at a wage rate of $6 and a quantity of labor of 35.

In a competitive labor market, the equilibrium wage is the wage rate at which the quantity of labor demanded equals the quantity of labor supplied. In other words, it is the wage rate that clears the labor market.

To find the equilibrium wage in this problem, we need to compare the labor demanded and the labor supplied at each wage rate. We can see from the table that at a wage rate of $3 per hour, the labor demanded is 50 and the labor supplied is only 20.

This means that the quantity of labor demanded exceeds the quantity of labor supplied, and there will be upward pressure on the wage rate. As the wage rate increases, the quantity of labor demanded decreases and the quantity of labor supplied increases.

From the table, we can see that at a wage rate of $6 per hour, the quantity of labor demanded (35) equals the quantity of labor supplied (50), which is the equilibrium condition. Therefore, the equilibrium wage is $6 per hour.

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--The given question is incomplete, the complete question is given below " Assume that the following data describe labor-market conditions:

Wage rate (per hour) $3 $4 $5 $6 $7 $8 $9 $10

Labor demanded 50 45 40 35 30 25 20 15

Labor supplied 20 30 40 50 60 70 80 90

Find the equilibrium wage.

Instructions: Enter your response as a whole number."--

At an auction taylors painting sells for 1,100 if the sales tax is 0.08 on every dollae what is the sales tax to be paid

Answers

Answer:

$88

If this is incorrect, let me know and I will redo the problem. My answer might also be incorrect if the 0.08 you mention in the question is a percentage and not eight cents.

Step-by-step explanation:

To solve this, I like to write down the numbers first.

1,100 dollars for the painting

I assume that the 0.08 is money, and not a percentage. If this is a percentage, please let me know and I will write out a new answer.

0.08+1=1.08

This is the amount paid for each dollar.

1.08×1,100=1,188

Now subtract.

1,188-1,100=88

The sales tax is $88.

Find the volume of the prism

Answers

The volume of the prism in the image attached is 27cm³. This type of prism is called Trapezoidal.

Understanding Trapezoidal Prism

The attached image shows a Trapezoidal prism. To calculate the volume of the prism, we need to multiply the area of the base by the height.

Given dimensions:

Top width = 2 cm

Base width = 4 cm

Length = 6 cm

Height = 1.5 cm

To find the area of the base, we need to consider the average of the top width and base width.

average width = (2 + 4)cm / 2 = 6 cm / 2 = 3 cm.

The area of the base (A) can be calculated as follows:

A = Length × Width = 6 cm × 3 cm = 18 cm²

Now, we can calculate the volume (V) of the prism:

V = A × Height = 18 cm² × 1.5 cm = 27 cm³

Therefore, the volume of the prism is 27 cm³

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Please solve! Solve for Y.

Answers

when running a line, in a right-triangle, from the 90° angle perpendicular to its opposite side, we will end up with three similar triangles, one Small, one Medium and a containing Large one.  Check the picture below.

[tex]\cfrac{24}{y}=\cfrac{y}{30}\implies 720=y^2\implies \sqrt{720}=y\implies 12\sqrt{5}=y\implies 26.83\approx y[/tex]

ow many different phone numbers are possible in the area code 503, if the first number cannot start with a 0 or 1? do not use commas in your answer. answer:

Answers

Your answer: 8000000 different phone numbers are possible in the area code 503, with the first number not starting with a 0 or 1.

In an area code like 503, phone numbers have the format 503-XXX-XXXX. Since the first number cannot start with a 0 or 1, we have 8 choices (2-9) for the first digit. The remaining six digits can be any number from 0-9, giving us 10 choices for each.

To calculate the total possible combinations, multiply the choices together: 8 (for the first digit) * 10 (for the second digit) * 10 (for the third digit) * 10 (for the fourth digit) * 10 (for the fifth digit) * 10 (for the sixth digit) * 10 (for the seventh digit).

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If the conditional proposition p is a contingency, is -p also a contingency? Explain Choose the correct answer below. O A. Yes, because all of the entries in the truth table for-p will be T. B. No, because all of the entries in the truth table for will be F O C. No, because at least one entry in the truth table for p will be T and at least one entry will be F. O D. Yes, because at least one entry in the truth table for -p will be T and at least one entry will be F.

Answers

C. If the conditional proposition p is a contingency, it means that there are some truth values of p that make the proposition true and others that make it false. To determine whether -p is also a contingency, we need to consider the truth values of -p for all possible truth values of p.

if we negate a contingency, there will still be some truth values that make the negation true and others that make it false. Therefore, at least one entry in the truth table for p will be T and at least one entry will be F. This means that -p is also a contingency.

if the conditional proposition p is a contingency, then -p is also a contingency because there will be some truth values of p that make the negation true and others that make it false. The correct answer to the question is C.

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Simplify: 3x³ + 9x² + 30x -3x³-18x² - 24x ; x = -4, -2, 0
help me show my work asap​

Answers

The expression can be simplified as:

-9x² +  6x

How to simply an algebraic expression?

An algebraic expression is an expression that is made up of variables and constants, along with algebraic operations like addition, subtraction, square root, etc.

The expression can be simplified by adding or subtracting like terms. That is:

3x³ + 9x² + 30x -3x³-18x² - 24x =  3x³-3x³ + 9x²-18x² + 30x -24x

                                                   = -9x² +  6x

Substituting x = -4, -2, 0 into -9x² +  6x:

x = -4:

-9x² +  6x = -9(-4)² +  6(4)

                = -144 + 24

                = -120

x = -2:

-9x² +  6x = -9(-2)² +  6(2)

                = -36 + 12

                = -24

x = 0:

-9x² +  6x = -9(0)² +  6(0)

                = 0

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At a music festival, there are six bands scheduled to play, numbered 1 through 6. a. How many different ways can these bands be arranged to perform? b. If band 3 is performing first and band 5 last, then how many ways can their appearances be scheduled? a. There are ______ different ways to arrange the bands. (Simplify your answer.) b. If band 3 is performing first and band 5 last, there are _______ different ways to arrange the bands. (Simplify your answer.)

Answers

Answer:

a. There are 720 different ways to arrange the bands. This can be calculated as 6! (6 factorial), which equals 6 x 5 x 4 x 3 x 2 x 1 = 720.

b. We can simplify the problem by treating bands 3 and 5 as a single entity that must be placed at the beginning and end of the lineup, respectively. That leaves four remaining bands, which can be arranged in 4! = 24 different ways. Therefore, there are 24 different ways to arrange the bands if band 3 is performing first and band 5 last.

Final answer:

The number of ways to arrange 6 bands is 720 (calculated as 6!). If the first and last bands are predetermined, the number of ways to arrange the remaining 4 bands is 24 (calculated as 4!).

Explanation:

This question pertains to the concept of permutations, a topic in Mathematics. In part a, with 6 bands to arrange in different ways, we are wanting to find the number of permutations of 6 items, which is calculated as 6 factorial (notated as 6!), which equals 720. Therefore, there are 720 different ways to arrange the 6 bands.

For part b, if band 3 must play first and band 5 must play last, we only need to find the distinct orderings of the remaining 4 bands, which is 4 factorial (notated as 4!). This equals 24. Consequently, while imposing these restrictions, there are 24 different ways to arrange the bands.


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The equation can be used to determine T, the temperature in degrees, inside an oven s seconds after the oven is turned on. Which statement relative to this equation is true?

Answers

The statement "The initial temperature inside the oven was 78 degrees" is true of the equation (option 3)

Why is the statement true?

The equation T = 0.63s + 78 shows that the initial temperature inside the oven is 78 degrees. The temperature inside the oven increases by 0.63 degrees every second. So, after one minute (60 seconds), the temperature inside the oven would be 141 degrees. However, this is not stated in the equation.

Therefore the third statement if true of the equation (The initial temperature inside the oven was 78 degrees" is true of the equation)

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Complete question:

The equation T = 0.63s + 78 can be used to determine the temperature in degrees, inside an oven s seconds after the oven is turned on. Which statement relative to this equation is true?

1. The temperature inside the oven increased by 78 degrees every 63 seconds.

2. The temperature inside the oven in one minute was 141 degrees

3. The initial temperature inside the oven was 78 degrees.

Given f(x) = 3x2 + x - 8, find f(-5)

Answers

Answer:

62

Step-by-step explanation:

To find f(-5), we need to substitute x = -5 into the expression for f(x) and evaluate:

f(-5) = 3(-5)^2 + (-5) - 8

Simplifying this expression:

f(-5) = 3(25) - 5 - 8

f(-5) = 75 - 13

f(-5) = 62

Therefore, f(-5) = 62.

the probabilities that a batch of computers will contain x defective computers are are given below. find the standard deviation for the probability distribution. round answer to the nearest hundredth. xp(x) ------------------------------- 0|0.533333 1|0.233333 2|0.233333 3|0.000000 what is the standard deviation for this probability distribution?

Answers

The standard deviation for this probability distribution is 0.79. The standard deviation is a measure of the variability or spread of a probability distribution. It tells us how far the data is from the mean or expected value.

To calculate the standard deviation, need to calculate the expected value or mean of the distribution, which is given by:

E(x) = Σ(x * p(x))

where x is the possible number of defective computers and p(x) is the probability of x defective computers.

E(x) = (00.533333) + (10.233333) + (20.233333) + (30) = 0.7

Next, calculate the variance using the formula:

Var(x) = Σ[(x-E(x))^2 * p(x)]

Var(x) = (0-0.7)^2 * 0.533333 + (1-0.7)^2 * 0.233333 + (2-0.7)^2 * 0.233333 + (3-0.7)^2 * 0 = 0.49

Finally, the standard deviation is the square root of the variance:

SD = sqrt(Var(x)) = sqrt(0.49) = 0.7

Therefore, the standard deviation for this probability distribution is 0.79 when rounded to the nearest hundredth.

In summary, the standard deviation is a measure of the variability or spread of a probability distribution. It tells us how far the data is from the mean or expected value. To calculate the standard deviation, we need to first find the expected value, then the variance, and finally take the square root of the variance. In this problem, we used the given probabilities to calculate the expected value and variance and then found the standard deviation as 0.79.

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What is the slope?
Simplify the answer and write it as a proper fraction, improper fraction, or integer.

Answers

The y-intercept and the slope of the linear equation will be 2 and 50, respectively.

The linear equation is given as,

y = mx + c

Where m is the slope of the line and c is the y-intercept of the line.

The slope of the line is given as,

m = (y₂ - y₁) / (x₂ - x₁)

From the graph, the y-intercept is 50. Then the slope is calculated as,

m = (70 - 50) / (10 - 0)

m = 20 / 10

m = 2

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For the pair of functions, write the composite function and its derivative in terms of one input variable. k(t) = 4.5+3 – 7t2 + 3t – 4; t(x) = In x

Answers

The composite function k(t(x)) is -2.5 - 7(ln x)^2 + 3(ln x), and its derivative is -14ln x + 3/x.

To find the composite function k(t(x)), we substitute the expression for t(x) into the function k(t) as follows:

k(t(x)) = 4.5 + 3 - 7t(x)^2 + 3t(x) - 4

k(t(x)) = 4.5 + 3 - 7(ln x)^2 + 3(ln x) - 4

Simplifying this expression, we obtain:

k(t(x)) = -2.5 - 7(ln x)^2 + 3(ln x)

To find the derivative of the composite function, we use the chain rule as follows:

k'(t(x)) = k'(t) * t'(x)

where k'(t) is the derivative of the function k(t) with respect to t, and t'(x) is the derivative of the function t(x) with respect to x.

The derivative of k(t) with respect to t is:

k'(t) = -14t + 3

The derivative of t(x) with respect to x is:

t'(x) = 1/x

Substituting these expressions into the chain rule, we obtain:

k'(t(x)) = (-14t(x) + 3) * (1/x)

k'(t(x)) = (-14ln x + 3/x)

Therefore, the composite function k(t(x)) is -2.5 - 7(ln x)^2 + 3(ln x), and its derivative is -14ln x + 3/x.

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 Probability Distributions for Discrete Random Variables

A life insurance policy pays 1000 upon the death of a policyholder provided that the policyholder su at least one year but less than five years after purchasing the policy. Let X denote the number of yea policyholder survives after purchasing the policy with the following probabilities:

X 1 2 3 4 5
P(x). 0.05 0.12 0.21 0.33 0.48

Calculate the mean, the variance and the standard deviation of the payment made under this polic

Answers

1. mean = average

2. variance means :

if everyone got a high or low score on a test then the variance is low or 0

variance means are there a lot of different test scores ?

if there are then the variance is high

variance = 1. each different number minus the average squared 2. add them all up 3. divide the total by the total number of numbers

3. square root of variance = standard deviation

standard deviation is like the distance between a person's house and their friend's house to see how far they typically have to travel.

answers :

mean= 4.64 , variance= -2.4596 ,  standard deviation = 1.57

steps

rewrite values

X, P(X)

1 , 0.05

2 , 0.12

3 , 0.21

4 , 0.33

5 , 0.48

Certainly! Here are the calculations for the mean, variance, and standard deviation of the payment made under this policy:

Mean (Expected value):

E(X) = (1 * 0.05) + (2 * 0.12) + (3 * 0.21) + (4 * 0.33) + (5 * 0.48)

E(X) = 0.05 + 0.24 + 0.63 + 1.32 + 2.40

E(X) = 4.64

Variance:

E(X^2) = (1^2 * 0.05) + (2^2 * 0.12) + (3^2 * 0.21) + (4^2 * 0.33) + (5^2 * 0.48)

E(X^2) = 0.05 + 0.48 + 1.26 + 5.28 + 12

E(X^2) = 19.07

Var(X) = E(X^2) - [E(X)]^2

Var(X) = 19.07 - (4.64)^2

Var(X) = 19.07 - 21.5296

Var(X) = -2.4596

Standard Deviation:

σ = sqrt(|Var(X)|)

σ ≈ sqrt(2.4596)

σ ≈ 1.57

Therefore, the mean of the payment made under this policy is 4.64, the variance is -2.4596, and the standard deviation is approximately 1.57.

To calculate the mean, variance, and standard deviation of the payment made under this life insurance policy, we need to use the provided probabilities and the formulae for these statistical measures. Here's how you can calculate them:

Step 1: Calculate the expected value (mean):

The mean, denoted by E(X), can be calculated by multiplying each value of X by its corresponding probability and summing them up. In this case, the formula is:

E(X) = (1 * P(X=1)) + (2 * P(X=2)) + (3 * P(X=3)) + (4 * P(X=4)) + (5 * P(X=5))

Plugging in the given values:

E(X) = (1 * 0.05) + (2 * 0.12) + (3 * 0.21) + (4 * 0.33) + (5 * 0.48)

E(X) = 0.05 + 0.24 + 0.63 + 1.32 + 2.40

E(X) = 4.64

So, the expected value or mean of the payment made under this policy is 4.64.

Step 2: Calculate the variance:

The variance, denoted by Var(X), can be calculated using the formula:

Var(X) = E(X^2) - [E(X)]^2

First, let's calculate E(X^2):

E(X^2) = (1^2 * P(X=1)) + (2^2 * P(X=2)) + (3^2 * P(X=3)) + (4^2 * P(X=4)) + (5^2 * P(X=5))

Plugging in the given values:

E(X^2) = (1^2 * 0.05) + (2^2 * 0.12) + (3^2 * 0.21) + (4^2 * 0.33) + (5^2 * 0.48)

E(X^2) = 0.05 + 0.48 + 1.26 + 5.28 + 12

E(X^2) = 19.07

Now, calculate the variance:

Var(X) = E(X^2) - [E(X)]^2

Var(X) = 19.07 - (4.64)^2

Var(X) = 19.07 - 21.5296

Var(X) = -2.4596

So, the variance of the payment made under this policy is -2.4596.

Step 3: Calculate the standard deviation:

The standard deviation, denoted by σ (sigma), is the square root of the variance. In this case, since the variance is negative, we take the absolute value before calculating the square root:

σ = sqrt(|Var(X)|)

Plugging in the calculated variance:

σ = sqrt(|-2.4596|)

σ ≈ sqrt(2.4596)

σ ≈ 1.57

So, the standard deviation of the payment made under this policy is approximately 1.57.

Chatgpt

(x+3)^n+1=(x+3)^n+11

Answers

Answer:

No solution to any of the variables or equation

Step-by-step explanation:

Cual es la importancia de la ley del seno y del coseno

Answers

The Law of Sines and the Law of Cosines are essential mathematical tools in trigonometry that play a significant role in solving triangles and analyzing their properties.

How are the laws of sines and cosines important ?

The Law of Sines and the Law of Cosines enable us to solve triangles when we have limited information about their angles and sides. They provide formulas that relate the lengths of the sides of a triangle to the measures of its angles, or vice versa.

The Law of Sines is particularly important when dealing with the ambiguous case of solving triangles. This occurs when we have information about an angle, its opposite side, and one other side.

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The first two terms of a sequence are a, = 3 and a₂=-1. Let a, be the third term when the sequence is
arithmetic and let b, be the third term when the sequence is geometric. What is the value of 2a,-3bg?

Answers

The value of 2a₃ - 3b₃ is -29/3.

How to find the value of 2a₃ - 3b₃?

To find the value of 2a₃ - 3b₃, we shall find the third term of the arithmetic sequence and the third term of the geometric sequence.

Firstly, the third term of the arithmetic sequence:

We shall first determine the common difference (d) - the value that is constant, added to each term to get the next term.

Given:

a₁ = 3

a₂ = -1

The common difference (d):

d = a₂ - a₁

d = -1 - 3

d = -4

Next, the third term of the arithmetic sequence (a₃):

a₃ = a₂ + d

a₃ = -1 + (-4)

a₃ = -5

Secondly, the third term of the geometric sequence:

Here, we can get each term by multiplying the previous term by a common ratio (r).

Given:

a₁ = 3

a₂ = -1

The common ratio (r):

r = a₂ / a₁

r = -1 / 3

Then, the third term of the geometric sequence (b₃):

b₃ = a₂ * r²

b₃ = -1 * (-1/3)²

b₃ = -1 * (1/9)

b₃ = -1/9

Finally, we find the value of 2a₃ - 3b₃:

2a₃ - 3b₃ = 2(-5) - 3(-1/9)

2a₃ - 3b₃ = -10 + 3/9

2a₃ - 3b₃ = -10 + 1/3

2a₃ - 3b₃ = -30/3 + 1/3

2a₃ - 3b₃ = -29/3

Therefore, the value of 2a₃ - 3b₃ is -29/3.

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Question completion:

Your question is incomplete, but most probably your full question is:

The first two terms of a sequence are a₁ = 3 and a₂=-1. Let a₃ be the third term when the sequence is arithmetic and let b₃ be the third term when the sequence is geometric. What is the value of 2a₃-3b₃?

Kimi invests $4,000 at 3% interest compounded continuously. How much money will she
have in 4 years?

Answers

She will have $4509.99 in her account after 4 years.

Step-by-step explanation:

Continuous compounding formula

FV = PV e^(rt)     r = decimla rate = .03    t = time = 4 years   PV = 4000

FV = future value = 4000 e^(.03 * 4) = $ 4509.99

B016. Calcula el área del trapecio de la siguiente figura:
a) 28 m²
b) 25 m²
c) 14 m²
d) 10 m²
e) Nosé
4m
5m
6m (ayuda, es mi examen de admisión)

Answers

Answer:

B. 25 m²

Step-by-step explanation:

área del trapecio= A= a+b/2 ×h

a=4, b= 6 and h=5

A=4+6/2×5

A= 10/2×5

A= 5×5

A=25 m²

HELP SYSTEM OF EQUATIONS WILL GIVE BRAINLIEST

Answers

The number of solutions that are there for this system of equation is: C. no solution.

How to solve the given system of equations?

In order to solve the given system of equations, we would apply the substitution method. Based on the information provided above, we have the following system of equations:

3x + 6y = 0      .......equation 1.

x + 2y = 0         .......equation 2.

By making x the subject of formula in equation 2, we have the following:

x = -2y           .......equation 3.

By using the substitution method to substitute equation 3 into equation 1, we have the following:

3(-2y) + 6y = 0

-6y + 6y = 0 (No solution).

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Help on this question.

Answers

Answer: [tex](x+4)^2 + (y+2)^2 = 9[/tex]

Step-by-step explanation:

The general form for the equation of a circle is:

[tex](x-h)^2 + (y-k)^2 = r^2[/tex], where (h,k) is the center, and r is the radius:

We see the center to be at the point (-4,-2). and the radius can also be seen to be 3 units:

with this in mind:

[tex](x-(-4))^2 +(y-(-2))^2 = 3^2[/tex]

[tex](x+4)^2 + (y+2)^2 = 9[/tex]

you can select from the dropdowns accordingly.

The cost y
(in dollars) to rent a kayak is proportional to the number x
of hours that the kayak is rented. It costs $60 to rent the kayak for 4 hours. Write an equation that represents the cost to rent a kayak for x
hours.

Answers

y&x
y=kx
60=4k
K=60/4
K=15
For x hours,
y=15x

in the case of a dependent variable with three category, what are the logit algorithm for each category probability?

Answers

The logit algorithm estimates the probability of each category.

What is the logit algorithm used to estimate the probabilities?

In logistic regression with a dependent variable with three categories, the logit algorithm estimates the probability of each category relative to a reference category. There are different ways to define the reference category, but one common approach is to use the lowest category as the reference.

Suppose the dependent variable has three categories, labeled as 1, 2, and 3. The logit algorithm estimates the log odds of each category relative to the reference category (category 1), given a set of predictor variables. Let's denote the log odds of category 2 and category 3 relative to category 1 as logit_2 and logit_3, respectively.

The logistic regression model with three categories can be written as:

logit(p_2 / p_1) = β_0 + β_1 x_1 + β_2 x_2 + ... + β_k x_k

logit(p_3 / p_1) = γ_0 + γ_1 x_1 + γ_2 x_2 + ... + γ_k x_k

where p_1, p_2, and p_3 are the probabilities of category 1, category 2, and category 3, respectively, and x_1, x_2, ..., x_k are the predictor variables.

To obtain the probabilities of each category, we need to exponentiate the log odds and normalize them to sum up to 1. Specifically, we have:

p_1 = 1 / (1 + exp(logit_2) + exp(logit_3))

p_2 = exp(logit_2) / (1 + exp(logit_2) + exp(logit_3))

p_3 = exp(logit_3) / (1 + exp(logit_2) + exp(logit_3))

These equations show how the logit algorithm estimates the probabilities of each category in logistic regression with three categories. Note that the logit algorithm assumes that the relationship between the predictor variables and the log odds of each category is linear, and it estimates the coefficients β and γ using maximum likelihood estimation.

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write the sum using sigma notation. 2 4 6 60 k = 1

Answers

The sum of the terms 2, 4, 6, ..., 60 can be written in sigma notation as: ∑(2k), k = 1 to 30. Here, the Greek letter sigma, ∑, represents the sum of the terms that follow it.

The expression (2k) represents the k-th term of the sequence, where k takes values from 1 to 30. By plugging in k = 1, we get the first term of the sequence, 2. Similarly, by plugging in k = 2, we get the second term of the sequence, 4, and so on. Finally, by plugging in k = 30, we get the last term of the sequence, 60. Therefore, the sum represented by the above sigma notation is the sum of the terms 2, 4, 6, ..., 60.

In general, if we want to find the sum of the first n even numbers, we can use the following sigma notation:

∑(2k), k = 1 to n

By plugging in k = 1, we get the first even number, 2. Similarly, by plugging in k = 2, we get the second even number, 4, and so on, up to the n-th even number, which is given by plugging in k = n. Thus, the sum represented by this sigma notation is the sum of the first n even numbers.

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a bag contains 6 black marbles and 4 blue marbles. two marbles are drawn from the bag, without replacement. what is the proba

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To find the probability of certain events, we can use the concept of combinations. Let's calculate the probabilities for the given scenario:

1. Probability of drawing two black marbles:

  There are 6 black marbles in the bag, so the probability of drawing one black marble on the first draw is 6/10. After removing one black marble, there are 5 black marbles left out of 9 total marbles. So, the probability of drawing a second black marble is 5/9. Since these events occur consecutively, we multiply the probabilities: (6/10) * (5/9) = 1/3.

2. Probability of drawing one black marble and one blue marble:

  Similar to the previous case, the probability of drawing a black marble on the first draw is 6/10. After removing one black marble, there are 4 blue marbles left out of 9 total marbles. So, the probability of drawing a blue marble is 4/9. Since there are two possible orders in which the marbles can be drawn (black first, blue second, or blue first, black second), we multiply the probabilities by 2: 2 * (6/10) * (4/9) = 8/15.

Please note that these probabilities assume that each marble has an equal chance of being drawn and that there is no bias in the selection process.

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what is the answer to this question please

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The length of /BD/ in the similar shapes shown is 3.6.

What is similar shapes?

Similar shapes are enlargements of each other using a scale factor.

Note: All the corresponding angles in the similar shapes are equal and the corresponding lengths are in the same ratio.

To calculate the length of BD, we use the formula below.

Note: ΔDAC is similar to ΔBAD

Formula:

LineAC/LineAB = LineCD/LineBD................. Equation 1

From the question,

Given:

/AC/ = 5.1/AB/ = 5.7/CD/ = 3.2

Substitute these values into equation 1 and solve for /BD/

5.1/5.7 = 3.2/LineBDLineBD = (3.2×5.7)/5.1LineBD = 3.6

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(q20) Is the function f(x) = (x - 9)(x + 9)x even, odd, or neither?

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The function f(x) = (x - 9)(x + 9)x is an odd function.

Is the given function even, odd, or neither?

Given the function in the question:

f(x) = (x - 9)(x + 9)x

To determine whether the function f(x) = (x - 9)(x + 9)x is even, odd, or neither, we need to check if it satisfies the conditions for even or odd functions.

An even function is symmetric with respect to the y-axis, meaning f(x) = f(-x) for all x in the domain.

An odd function is symmetric with respect to the origin, meaning f(-x) = -f(x) for all x in the domain.

Let's analyze the given function:

f(x) = (x - 9)(x + 9)x

f(x) = x³ - 81x

To check if it's even, we substitute -x for x:

f(x) = x³ - 81x

f(-x) = -x³ + 81x

Since -x³ + 81x is not equal to x³ - 81x, the function is not even.

To check if it's odd, find -f(x):

f(x) = x³ - 81x

-f(x) = -( x³ - 81x )

-f(x) = -x³ + 81x

Since  -x³ + 81x equals -x³ + 81x, the function is odd.

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2 times 1 holes and 5 over 7

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The simplified form of the expression one hole 2 upon 5 x 3 whole 2 upon 4 divided by one whole 7 upon 10​ is 14/17.

Convert all the mixed numbers to improper fractions:

2 upon 5 = 2/5

3 whole 2 upon 4 = (3 * 4 + 2) / 4 = 14/4 = 7/2

1 whole 7 upon 10 = (1 * 10 + 7) / 10 = 17/10

Rewrite the expression with the fractions:

(2/5 × 7/2) / (17/10)

Invert the divisor and multiply:

(2/5 × 7/2) × (10/17)

Simplify the fractions and multiply:

(2 × 7) / (5× 2)×  (10/17) = 14/10× 10/17 = 140/170

Reduce the fraction to its simplest form:

140/170 = 14/17

Therefore, the simplified form of the expression is 14/17.

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One hole 2 upon 5 x 3 whole 2 upon 4 divided by one whole 7 upon 10​, simplify the expression?

What is the volume of the cylinder?

Answers

The volume of the cylinder is 72π cubic inches.

We have,

The formula for the volume of a cylinder is given by V = πr²h,

Where r is the radius of the base and h is the height or length of the cylinder.

Given that the radius r = 3 in and the height h = 8 in, we can substitute these values in the formula and calculate the volume as follows:

V = πr²h

V = π(3 in)²(8 in)

V = π(9 in²)(8 in)

V = 72π in³

Therefore,

The volume of the cylinder is 72π cubic inches.

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Which expression is equivalent to 135−−−√5–√?

Answers

The expression that is equivalent to 135−−−√5–√ is: 131.764.

What is the equivalent expression?

An equivalent expression is one that has the same value as another. To evaluate the given expression, the three minus signs all equate to -. So, the question is asking that we subtract the root of 5 from 135.

Also, the root of minus 1 will be subtracted from the answer that we arrive at.

135−−−√5 = 132.764

132.764 - √1 = 131.764

So, the decimal equivalent of this expression is 131.764.

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