The solution if h(x) = g(x) is ±1
Solution to set of functionsGiven the following functions
h(x)=1+2x/x
g(x)=2+x
The solution of the function occur at h(x) = g(x)
If h(x) = g(x), then;
1+2x/x = 2 + x
Cross multiply
1+2x = x(2+x)
1 + 2x = 2x + x^2
Equate the resulting expression to zero to have;
x^2 = 1
x = ±1
Hence the solution if h(x) = g(x) is ±1
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Answer:
Step-by-step explanation:
An Angle measures 64 more than the measure of its supplementary angle what is the measure of each angle
Answer:
Original angle = 122*
Supplementary angle = 58*
Step-by-step explanation:
A supplementary angle is one of two angles that make up 180*
If one angle is 30*, its supplementary angle is 150*. 30 + 150 = 180.
So in this case we have two angles, the original and the supplementary angle. The original angle is 64* more than the supplementary angle. The key word is MORE.
The formula to figure it out would look like this: x + (x + 64) = 180
x is the supplementary angle
x + 64 is the original angle (64 MORE than its supplementary angle)
180 is the total measure of the two angles because they are supplementary and we know that supplementary angles always equals 180* when added together.
Take the formula and do a little algebra.
x + (x + 64) = 180
Subtract 64 from both sides
x + x = 116
Combine the x's
2x = 116
Divide both side by 2
x = 58
Remeber we know that the original angle is 64 more than the supplementary angle, so we'll add the 64 to the value of x and we get 122.
x + 64 = 122
Check our work:
x + (x + 64) = 180
58 + 58 + 64 = 180
Given :
An angle which measures 64° more the measure of its supplementary angle.⠀
To Find :
The measure of its supplementary angle.⠀
Solution :
Let's assume the one of the supplementary angle as x and the other angle as (x + 64)° .Now,
⠀
According to the Question :
⠀
[tex]\longrightarrow\qquad \sf{{x + (x + 64) {}^{ \circ} = {180}^{ \circ} }}[/tex]
⠀
[tex]\longrightarrow\qquad \sf{{x + x + 64 {}^{ \circ} = {180}^{ \circ} }}[/tex]
⠀
[tex]\longrightarrow\qquad \sf{{2x + 64 {}^{ \circ} = {180}^{ \circ} }}[/tex]
⠀
[tex]\longrightarrow\qquad \sf{{2x = {180}^{ \circ} - 64 {}^{ \circ}}}[/tex]
⠀
[tex]\longrightarrow\qquad \sf{{2x = {116}^{ \circ} }}[/tex]
⠀
[tex]\longrightarrow\qquad \sf{{x = \dfrac{{116}^{ \circ}}{2} }}[/tex]
⠀
[tex]\longrightarrow\qquad \mathfrak{\pmb{{x = {58}^{ \circ} }}}[/tex]
⠀
Therefore,
One angle = 58°Other angle = 58° + 64° = 122°⠀
Henceforth ,
The measure of the two angles are 122° and 58° .What does difference of squares mean? How can you recognize it when looking at an expression?
Write the following expression as the product of a repeated variable. X^5
Answer:
25
Step-by-step explanation:
If your good at math please help me with this question
Answer:
answer: 361.88
Hope that helps!
∠A and \angle B∠B are complementary angles. If m\angle A=(2x-4) ∘ and m\angle B=(5x+17) ∘ , then find the measure of \angle A∠A.
Answer: 18°
Step-by-step explanation:
Complementary angles are the angles that when we add them together, the value will equal 90°.
In this question, we've to add both angles and equate them to 90°. This will be:
(2x - 4) + (5x + 17) = 90
2x - 4 + 5x + 17 = 90
Collect like terms
2x + 5x = 90 + 4 - 17
7x = 77
x = 77/7
x = 11
Angle A will be:
= (2x-4)
= 2(11) - 4
= 22 - 4
= 18°
What is the sum of ⅔+
1/5
Step-by-step explanation:
1. make the denominators the same.
10/15+3/15= 13/15
Every 2 days, Marina spends a total of 5.25 hours baking cupcakes and 4.75 hours decorating the cupcakes. At this rate, what is the total number of hours that Marina will spend baking and decorating cupcakes in 7 days?
PLS HELP!!! I HAVE A TIME LIMIT
Answer:
70
Step-by-step explanation:
Ok so we first add 4.75 and 5.25. 4.75+5.25=10. So 10 hours each day so 10 x 7 = 70. 70 hours in 7 days
Answer:
i would say it is either 30 or 35
Step-by-step explanation:
7/2=3.5
so you would round it down to 3 or keep it that
and 4.75+5.25=10
3(10)=30 and 3.5(10)=35
If it's every two days.
Find the volume and show work
Answer:
7234.56 km³
Step-by-step explanation:
Volume = 4/3(πr³)
Volume = 4/3(3.14 * 1728)
Volume = 4/3(5425.92)
Volume = 7234.56
Units = km³
7234.56 km³
If my answer is incorrect, pls correct me!
If you like my answer and explanation, mark me as brainliest!
-Chetan K
How would you simplify this? Please help
[tex]8^{\frac{4}{3}} = \sqrt[3]{8^4} = \sqrt[3]{(2^3)^4} = \sqrt[3]{2^{3*4}} = 2^4 = 16[/tex]
Answer: C (16).
[tex]2\sqrt{6} - 6\sqrt{54} = 2\sqrt{6} - 2 * 3 * \sqrt{6} * \sqrt{9} = 2\sqrt{6}(1-3\sqrt{9}) = 2\sqrt{6}(1-3*3) = 2\sqrt{6}(1-9)=2*\sqrt{6}*(-8) = -16\sqrt{6}[/tex]
1.
[tex] \sqrt[3]{8^{4} } [/tex]
2.
[tex]2 \sqrt{6} - 6 \sqrt{54} \\ 2 \sqrt{6} - 6 \sqrt{9 \times 6} \\ 2 \sqrt{6} - 18 \sqrt{6} \\ - 16 \sqrt{6} [/tex]
The circumference of a circle is 17 π π in. Find its diameter, in inches
Answer:
r = 8.5 inches
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi *r
17 pi = 2 * pi *r
Divide each side by 2 pi
17 pi / ( 2pi) = 2 * pi r/ ( 2 pi)
17/2 = r
8.5 = r
The answer is 8.5 inches.
Aldo needs 46 cookies for a party.
The cookies he wants come in packs of 8.
How many packs should he buy?
Answer:
6 Packs
Step-by-step explanation:
Since he needs 46 cookies, he will have to buy 46/8 which is 5.75 packs. But since the packs are sold in whole, not fractions, he buys a ceil approximation of the packs which is 6, because if he buys 5, it will not be enough.
Use the figure below to find the value of x and y.
x = 4, y = √12
x = 4, y = 8
x = 4√3, y = √6
x = 4√6, y = 8√3
Answer:
Step-by-step explanation:
from the pic
cos(30deg) = 4√3 / y = √3 / 2
y = 4 * 2 = 8
sin(30deg) = x/y = 1/2
x = y/2 = 8/2 = 4
ans is x = 4, y = 8
Answer:
Step-by-step explanation:
As the given triangle is a right-angled triangle,
tan(30degree) = x / (4√3) = 1/√3
x = 4
sin(30degree) = x / y = 1/2
y = 8
Jackson is building a bookshelf and has a piece of wood that is 5/8 long. He needs to cut pieces that are 1/16 foot long. How many pieces can Jackson cut?
Answer:
6 is the Answer.Step-by-step explanation:
A fraction consists of two parts the top number and the bottom one.
Think of the top number as the count and the bottom as the size indicator. So you have:
countsize indicator −−−−−−−−−−→proper names numeratordenominator
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Consider the action example of dividing 3 into 6.
We can do this division directly because their size indicators are the same. That is, we have: 61÷31. People do not normally write it this way but it is correct.
To directly divide the counts the size indicator must be the same
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
So we need to see how many of 18 will fit into 34
We can not do this directly in one operation as the size indicators are not the same.
Lets make the size indicators (denominators) the same
Multiply by 1 and you do not change the value but
1 comes in many forms.
[34×1]÷18 → [34×22]÷18
[3×24×2]÷18 → 68÷18
Now that the size indicators (denominators) are the same we can just divide the counts (numerators)
countsize indicator→[68÷18]=6÷1=6
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
I could explain more showing the connection between this and the shortcut method but what I have shown you will do for now.
А map
of a square auditorium shows the actual room has an area of 3600 feet?. The scale drawing has an
area of 9 feet? What is the scale of the drawing?
А
1 in = 400 feet
B
1 in = 20 feet
3 in = 400 feet
D
3 in = 20 feet
A farmer is monitoring the water content of the soil during a dry summer. The water content of the soil is decreasing at a rate of 2.5% per week. If a certain soil sample contains 200 grams of water on July 1st, which equation describes the relationship between y, amount of water in grams, and t, time in weeks after July 1st?
Find the mean of the data set {4.5,5, 3.5, 2, 2.5}.
So what is the answer ;, I nordeste im
Answer:
Mean = 3.5
Step-by-step explanation:
The given data is :
4.5,5, 3.5, 2, 2.5
We need to find the mean of the given data.
We know that,
Mean = sum of observations/total no. of observations
Here,
Total no. of observations = 5
Sum of observations = 4.5 + 5+ 3.5+ 2+ 2.5 = 17.5
Mean,
[tex]m=\dfrac{17.5}{5}\\\\m=3.5[/tex]
Hence, the mean of the data set is equal to 3.5.
Jason has x nickels and y dimes. He has no less than 15 coins worth a maximum of $1 combined. Solve this system of inequalities graphically and determine one possible solution.
Answer:
x + y > 15
10x + 5y < 100
we will put it in terms of y
y > 15 - x
and
5y < 100 - 10x
y < 20 - 2x
-TheUnknownScientist
help me plsssssssss plsssssssssssssssssssss
Answer:
3 x 3^6
Step-by-step explanation:
I hope this helps >3.
Which expression is not equal to the expression shown?
3³ ÷ 3⁻⁴
____________________Solution :-Given Information :-Equation 1 ( question )➢ 3³ ÷ 3⁻⁴Equation 2 ( option 1 )➢ 3⁻³ ÷ 3⁴Equation 3 ( option 2 )➢ 3 × 3⁶Equation 4 ( option 3 )➢ 3⁷ ÷ 3⁰Equation 5 ( option 4 )➢ 3³ × 3⁴To Find :-Which expression is not equal to the expression shown. Calculation :-Let's first solve all the equations and then check which equation is not equal to equation given in question.
Solving Equation 1 ( question ) :-⇒ 3³ ÷ 3⁻⁴ = 3³⁻⁽⁻⁴⁾
⇒ 3³⁺⁴ = 3⁷ = 2,187
Solving Equation 2 ( option 1 ) :-⇒ 3⁻³ ÷ 3⁴ = 3⁻³⁻⁴
⇒ 3⁻⁷ = 0.000457
Solving Equation 3 ( option 2 ) :-⇒ 3 × 3⁶ = 3⁷
⇒ 3⁷ = 2,187
Solving Equation 4 ( option 3 ) :-⇒ 3⁷ ÷ 3⁰ = 3⁷ ÷ 1
⇒ 3⁷ ÷ 1 = 2,187
Solving Equation 5 ( option 4 ) :-⇒ 3³ × 3⁴ = 3³⁺⁴
⇒ 3⁷ = 2,187
From the calculation of above equations, We have found that only Equation 2 ( option 1 ) 3⁻³ ÷ 3⁴ is not equal to Equation 1 ( question ) 3³ ÷ 3⁻⁴
Therefore, 3⁻³ ÷ 3⁴ ≠ 3³ ÷ 3⁻⁴
Hence, Option 1 is the correct answer.
____________________Final Answer :-Option 1 ) ⟶ 3⁻³ ÷ 3⁴ is the correct answer. ____________________I need help ..................
Answer:
Step-by-step explanation:
hi
5.3x - 9 + 7.6x simplify pls
Answer:
12.9x-9
Step-by-step explanation:
add 5.3x and 7.6x
Answer:
12.9x-9
Step-by-step explanation:
First you have to combine the like terms which are 5.3x + 7.6x= 12.9x. Then you just rewrite the equation 12.9x-9. You just leave the 9 by it self because there's no other like terms.
More examples -
5.3x+−9+7.6x
Combine Like Terms:
=5.3x+−9+7.6x
=(5.3x+7.6x)+(−9)
=12.9x+−
convert standard form to factored form
f(x)=x^+5x+6
(LT 5.6)
Answer:
(x+3)(x+2)
Step-by-step explanation:
f(x)=x²+5x+6=x²+2x+3x+6=x(x+2)+3(x+2)=(x+3)(x+2)
[tex] {x}^{2} + 5x + 6[/tex]
[tex] {x}^{2} + 2x + 3x + 6[/tex]
[tex]x(x + 2) + 3(x + 2)[/tex]
[tex](x + 3)(x + 2)[/tex]
Can someone plz help me find the area for this composite figure ??? Plz
[tex]S_\square = 8 * 8 = 64\\S_\triangle = \frac{ah}{2} = \frac{8*3}{2} = 4 * 3 = 12\\S = S_\square - S_\triangle = 64 - 12 = 52[/tex]
Answer: 52.
PLEASE HELP!
What shapes do I need to use to find the surface area? (How many of each shape)
Answer:
Area of Plane Shapes-
1. Triangle Area = ½ × b × h b = base h = vertical height
2. Square Area = a2 a = length of side
Step-by-step explanation:
The surface area of a solid object is a measure of the total area that the surface of the object occupies. The mathematical definition of surface area in the presence of curved surfaces is considerably more involved than the definition of arc length of one-dimensional curves, or of the surface area for polyhedra (i.e., objects with flat polygonal faces), for which the surface area is the sum of the areas of its faces. Smooth surfaces, such as a sphere, are assigned surface area using their representation as parametric surfaces. This definition of surface area is based on methods of infinitesimal calculus and involves partial derivatives and double integration. Surface area is the total amount of space that all of the surfaces of an object take up. It is the sum of the area of all the surfaces of that object.[1] Finding the surface area of a three-dimensional shape is moderately easy as long as you know the correct formula. Each shape has its own separate formula, so you'll first need to identify the shape you’re working with. Memorizing the surface area formula for various objects can make calculations easier in the future. Here are a few of the most common shapes you might encounter.
1
Define the formula for surface area of a cube.
2
Measure the length of one side.
3
Square your measurement for a.
4
Multiply this product by six.
. A bridge over a river is built in the shape of a parabolic arch. The bridge has a span of 100 feet. The height of the arch is 10 feet at a point 40 feet from the center. Find the height of the arch at its center.
Answer:
The height of the arch at its center is 250/9 or about 27.78 feet.
Step-by-step explanation:
We can write an equation to model the parabolic arch.
Let the left-most point of the arch be the origin (0, 0).
Since the bridge has a span of 100 feet, the right-most point must be (0, 100).
We can use the factored form of a quadratic:
[tex]y=a(x-p)(x-q)[/tex]
Where p and q are the x-intercepts.
Our x-intercepts are x = 0 and x = 100. Hence:
[tex]y=ax(x-100)[/tex]
At a point 40 feet from the center, the height of the arch is 10 feet.
The center is x = 50. So, a point 40 feet from the center can be either x = 10 or x = 90.
So, for instance, when x = 10, y = 10. Substitute and solve for a:
[tex]10=10a(10-100)[/tex]
So:
[tex]\displaystyle a=-\frac{1}{90}[/tex]
The same value will result if we let x = 90 and y = 10.
Hence, our equation is:
[tex]\displaystyle y=-\frac{1}{90}x(x-100)[/tex]
The height of the arch at its center will be when x = 50. Hence:
[tex]y(50)=\displaystyle -\frac{1}{90}(50)((50)-100)=\frac{250}{9}\approx 27.78\text{ feet}[/tex]
Select the equivalent expression. ( 3 3 ⋅ 6 6 ) − 3 = ?
Answer:
30
Step-by-step explanation:
I think I cant tell what it says
An equivalent expression of (33 x 66) - 3 is 2175.
What is PEMDAS?The abbreviation PEMDAS is used to indicate the sequence of steps to be taken when resolving expressions with multiple operations. P is for "parentheses," E is for "exponents," M is for "multiplication," D is for division, A is for addition, and S is for subtraction.
Given:
We have an expression,
(33 x 66) - 3.
Solving further by using PEMDAS,
33 x 66 = 2178
Now,
(33 x 66) - 3,
= 2178 - 3
= 2175
Therefore, the solution is 2175.
To learn more about the PEMDAS;
https://brainly.com/question/36185
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PLSS answer
The graph below can be used to solve which equation?
Answer:
Ix + 2I - 5 = -(x - 1)*(x - 3)
Step-by-step explanation:
In the graph, we can see two functions a red one, f(x), and a blue one, g(x)
And the equation would be f(x) = g(x)
The red one is an absolute value function, we can see that the vertex is at x = -2 and at y = -5, and it has a slope equal to 1.
Remember that for an absolute value equation with a vertex (a, b) is:
f(x) = Ix - aI + b
Then in this case, the absolute value equation is:
f(x) = Ix - (-2)I - 5
f(x) = Ix + 2I - 5
The blue equation is a quadratic equation, with roots 1 and 3, and we can see that it opens down, so the leading coefficient is negative.
Remember that for a quadratic equation with roots a and b, with leading coefficient A is:
g(x) = A*(x - a)*(x - b)
Then in this case the quadratic equation is something like:
g(x) = -N*(x - 1)*(x - 3)
Then the equation will be something like:
f(x) = Ix + 2I - 5 = g(x) = -N*(x - 1)*(x - 3)
Ix + 2I - 5 = -N*(x - 1)*(x - 3)
The only option that has this shape is the first option (the top one) such that N = 1, then:
Ix + 2I - 5 = -(x - 1)*(x - 3)
is the correct option.
I need help with this
Answer:
D.
Step-by-step explanation:
You pass 3x to the other side so you get 4y = -16 - 3x
to clear y you divide both sides by 4
y = (-16-3x )/ 4
you can simplify this so it so it gives us
y = -4 - 3/4x
-2
-1
- 0
1
12.
3
-1
B
The midpoint of AB = ([?], [ ])
Elizabeth buys to red cans of tomato juice and three blue cans of tomato juice in all how many cups of tomato juice does she by
One angle of an isosceles triangle measures 138°. Which other angles could be in that isosceles triangle?
Answer:
2 21 degree angles
Step-by-step explanation:
An isosoles triangle has two congruent angles and every triangle's sum of interior angles equals 180 degrees. 138*2>180, so the 138 degree angle cannot be congruent to any of the other angles. Therefore:
180=138+2x
42=2x
21 degrees=x