The function h(x)=4/3x-1 represents the composite h(x)=f(g(x)).if f(x)=2x-1,what is g(x)

Answers

Answer 1

Answer:

[tex]g( x) = \frac{2}{3}x[/tex]

Step-by-step explanation:

Given:

Composite Function:

[tex]h( x)=f( g( x))[/tex]

Also,

[tex]h( x)=\frac{4}{3}x-1[/tex]

To find:

[tex]g( x ) = ?[/tex]

Solution:

First of all, let us learn about a composite function.

Composite function [tex]f( g( x))[/tex] means to write [tex]g( x)[/tex] in place of [tex]x[/tex] in the function [tex]f( x)[/tex].

Let [tex]g( x) = y[/tex]

So, [tex]f( g( x))[/tex] =  [tex]f( y )[/tex].

Therefore,

[tex]h( x) =f( g( x)) = f( y)[/tex]

So, [tex]f( y) = 2y-1[/tex]

We have to solve for [tex]y[/tex] in terms of [tex]x[/tex] to find the value of [tex]g(x)[/tex]:

[tex]\Rightarrow \frac{4}{3}x-1 = 2y-1\\\Rightarrow 2y=\frac{4}{3}x\\\Rightarrow y = \frac{2}{3}x[/tex]

Hence, the answer is [tex]g( x ) = \frac{2}{3}x[/tex].

Checking whether the answer is correct or not:

[tex]f( g( x)) = f( \frac{2}{3}x) = 2\times \frac{2}{3}x -1 = \frac{4}{3}x-1[/tex]

which is [tex]h( x)[/tex].

Hence, our answer [tex]g( x ) = \frac{2}{3}x[/tex] is correct.

Answer 2

The g(x) of the function is:

g(x) = (2/3)x

How to find what g(x) is?

A function is a relationship between inputs where each input is related to exactly one output.

Every function has a domain and codomain or range. A function is generally denoted by f(x) where x is the input.

We have:

h(x) = (4/3)x - 1

h(x) = f(g(x))

f(x) = 2x - 1.

Thus, we can say:

h(x) = f(g(x)) = 2*g(x) - 1

(4/3)x - 1 = 2g(x) - 1

(4/3)x - 1 + 1= 2g(x)

(4/3)x = 2g(x)

(4/3)x * 1/2 = g(x)

(2/3)x = g(x)

g(x) = (2/3)x

Therefore, g(x) = (2/3)x.

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Related Questions

WILL GIVE BRAINLIEST: Show that ABCD is a rhombus if A(0, –2), B(10, 3), C(21, 5), and D(11, 0). Find the slope m1 of AC and the slope m2 of BD and verify that m1m2 = –1.

Answers

Answer:

Answers in the pics

Step-by-step explanation:

If you have any questions about the way I solved it, don't hesitate to ask ÷)

Please help asap!! Thank you

Answers

Step-by-step explanation:

Hey, there!!

Let's simply work with it,

60° + 2x° + (2x+12)° = 180° { being a linear pair}.

or, 72° + 4x = 180°

4x = 180° - 70°

[tex]x = \frac{108}{4} [/tex]

Therefore, the value of x is 27°.

Now,

2x° = (2×27)°= 54°

(2x+12)° = 2×27°+12°= 66°.

(x+2)= 27+ 2= 29°

Now, The left angle is 27°.

Therefore, The answer is option A.

Hope it helps...

what is the distance between (-8,5) and (4,9)

Answers

Answer:

Use the distance formula to determine the distance between two points.

Exact Form:

4 √ 10

The distance between points (-8, 5) and (4, 9) is 4√10.

What is a coordinate plane ?

A coordinate plane is a plane in which a set of two number lines are represented, horizontal line is called x-axis and vertical line is called y-axis.

The given points are,

P(-8, 5) and Q(4, 9)

To find the distance between points P(-8, 5) and Q(4, 9),

Use formula,

The distance between two points A(x₁, y₁) and B(x₂, y₂)

Distance[tex]AB =\sqrt{(x_2-x_1)^2+ (y_2-y_1)^2}[/tex]

Distance between P(-8, 5) and Q(4, 9),

[tex]PQ = \sqrt{(4+8)^2 + (9-5)^2}\\\\PQ = \sqrt{12^2+4^2}\\\\ PQ = \sqrt{144 + 16}\\\\PQ = \sqrt 160\\\\PQ = 4\sqrt10\\[/tex]

The distance between points P(-8, 5) and Q(4, 9) is 4√10.

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Identify the factors of the terms of the expressions.
3. 5+6a+11b


4. 13m-2n​

Answers

Answer:

factors are 5, 6, a, 11, b

Step-by-step explanation:

3)   5 + 6a + 11b

Algebraic expressions: 5 + 6a + 11b

Are combinations of numbers, variables, and at least one arithmetic.

Term are: 5, 6a, 11b

Each expression is made up of terms. A term can be a signed number, a variable, or a constant multiplied by a variable(s).

Factors are: 5, 6, a, 11, b

Something which is multiplied by something else. A factor can be a variable, number,  a term, or a longer expression.

 

Coefficient: 6, 11

The numerical factor of a multiplication expression that contains a variable.

 

Constant: 5

A number that cannot change its value.

4).  13m-2n​ (note: it applies as above)

Write an expression to represent the length of a string in yards in terms of the string's length, x, in inches

Answers

Answer:

[tex]y = \frac{x}{36}[/tex]

Step-by-step explanation:

Given

Length of string = x inches

Required

Determine the length in yards

Represent the equivalent length with y

Such that

[tex]y = x\ inches[/tex]

Divide x by 36 to get equivalent in yards

[tex]y = \frac{1}{36} * x[/tex]

[tex]y = \frac{x}{36}[/tex]

Hence, the equivalent in yards is [tex]\frac{x}{36}[/tex]

The expression should be [tex]x \div 36[/tex]

The calculation is as follows;

Here we need to divide x by 36 so that the equivalent in yards could come

[tex]=\frac{1}{36} \times x\\\\ = \frac{x}{36} [/tex]

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PLEASE HELP ME For a-d choose yes or no to tell whether the fraction is equivalent to 4.05… A 405/99 B 401/99 C 81/33 D 802/198

Answers

B

Because you multiply the denominator by four and see if its close enough than multiply ot by .05

Which is colder
-20° or -8°?

Answers

the answer is -20! think of it as a number on the number line, because it’s a negative number

Given x=-3, y=6, and z=-4 -15+(-x)+y= Thank you for your help!

Answers

Solution:

Given, x=-3, y=6, and z=4

Putting these values in the given equation:

-15+(-x)+y

= -15+(-(-3)+6

= -15+3+6

= -15+9

= -6

3x–7x=60
Solving linear equations

Answers

Answer:

x = -15

Step-by-step explanation:

3x–7x=60

Combine like terms

-4x = 60

Divide by -4

-4x/-4 = 60/-4

x = -15

Answer:  x=-15

Step-by-step explanation:

3x -7x =60  

-4x = 60

x= -15  

What is greater 1 4/6 or 1 14/21

Answers

They’re the same.

Give them common denominators by looking at their least common multiples. 6 and 21 are the denominators and they have to be the same to compare. Their least common multiple is 42.

So 1 4/6 will turn into 1 28/42. I know this because their least common multiple is 42. So I multiplied the 6 by 7 to get 42 as the denominator and you must also multiply the numerator by 6.

1 14/21 will need to be multiplied by 2 to get a denominator of 42. It will turn into 1 28/42. Both simplify down to 1 2/3.

Answer:

The are the same.

Step-by-step explanation:

Because both begin with a 1, ignore that for now.

You have 4/6 and 14/21. Do your best to reduce each. Think about a number that can go into each.

Start with 4/6. They are both even numbers, so 2. 4/2 =  2 and 6/2 = 3

so 4/6 can be reduced to 2/3.

14/21 is trickier, one is odd and the other is even, so no even number will work. 3 can't go in to 14, or 5, but 7 can, and cool! 7 can go in to 21 as well!

14/7 = 2   21/7 = 3    so 14/21 can be reduced to 2/3!

You can also use a common denominator, but you need a calculator for this problem. To solve that way you would take 4/6 and multiply by 21/21 and you would multiply 14/21 by 6/6, this way you'll end up with 126 on the bottom, and you'll see you get 84 on the top.

[tex]\frac{4}{6} * \frac{21}{21} = \frac{84}{124}[/tex]

[tex]\frac{14}{21} * \frac{6}{6} = \frac{84}{124}[/tex]

This is much harder without a calculator. Always try and reduce first, because if you end up having to find a common denominator, it will be smaller and more manageable.

What is 10x + 32y if y = 3, and x = 9.

Answers

Answer:

186

Step-by-step explanation:

10×9+32×3

90+96

=186

HOPE THIS HELP YOU

Answer: Hi!

First we will substitute the variables and then solve the equation.

The equation will look like this after we substitute:

10(9) + 32(3)

We will multiply:

(90) + (96)

We will add:

186

This equation is equal to 186.

Hope this helps!

What is the next term in the sequence?
2.5= 10
22.5= 110
222.5 = 1,110
2,222-5= 11,110

Answers

Answer:

1,11,110

Step-by-step explanation:

7 less than twice a number

Answers

Answer:

2x-7

Step-by-step explanation:

Answer:

2x-7

Step-by-step explanation:

state and prove exterior angle property of triangle​

Answers

Answer:

Step-by-step explanation:

An exterior angle of a triangle is equal to the sum of its interior opposite angles.If any side of a triangle is extended, then the exterior angle so formed is the sum of the two opposite interior angles of the triangle. In the given figure, the side BC of angle ABC is extended.

The exterior angle property ty of a triangle states that all the exterior angles are equal to 360 degrees

Erika read 90 pages in 2 and half hours. At the same time, how many hours would it take her to read 225 pages?

Answers

Answer:

6.25 hours

Step-by-step explanation:

pages per hour

pages/hour

90/2.5 = 36

36 pages per hour

225 / 36 = 6.25 hours

Answer:

6.25 hours

Step-by-step explanation:

2 and half hours = 2.5 hours

Proportions:

90 pages  ⇔  2.5 hours

225 pages  ⇔  E hours

E = 225*2.5/90

E = 6.25 hours

6.25 hours = 6 and 1 quarter hours


4. If mZDEF = 3x +1 and mZDEG = 5x +19, find the value of x.

Answers

Answer:

x=-9

3x+1=5x+19

    -1        -1  

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

3x=5x+18

-5x -5x

----------

-2x=18

x=-9

Help...!!!!!!!!!!!
Please...!!!!!!

Answers

Answer:

8[tex]x^{3}[/tex] + 9[tex]x^{2}[/tex] + 5x -3

Step-by-step explanation:

help fast i need this

Answers

Answer:

74

Step-by-step explanation:

answer: 74

explanation: hope it helped

subtract. −11− (−13) A. -24 B. -2 C. 2 D.24

Answers

Answer: C. 2

Explanation:

-11 - (-13)
= -11 + 13
= 2

How do you answer this:
8-x=3

Answers

Answer:

X=8-3

X=5

Step-by-step explanation:

X is equal to 5

8-3

The symbol change always when we move digit from the equalent sign

What is an algebraic expression for 32 more than a number n

Answers

Answer:

n + 32

Step-by-step explanation:

More than indicates you are adding. 32 more than n is shown by the expression n + 32.

The algebraic expression for 32 more than a number n is 32 + n where n is the real number.

What is an expression?

It is defined as the combination of constants and variables with mathematical operators.

It is given that:

32 more than a number n

Here n is the real number.

As we know,

The linear expression can be defined as the relation between two variables, if we plot the graph of the linear expression we will get a straight line.

If in the linear expression, one variable is present, then the expression is known as the linear expression in one variable.

The expression can be written mathematically,

32 more than a number n = 32 + n

Thus, the algebraic expression for 32 more than a number n is 32 + n where n is the real number.

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Which of the following correctly uses exponents to write "6 factors of 2"? 2 6 6 ∙ 2 12 6 2

Answers

Answer:

C (6*2)

Step-by-step explanation:

Answer:

6 times 2

Step-by-step explanation:

Im not completely confident though so check other answers

Martha is dividing cookies into packages. If she puts 5 cookies in each package, she will make 33 packages with no cookies leftover. If instead, she puts 3 cookies in each package, how many packages can she make?

Answers

Answer:

55 packages

Step-by-step explanation:

33×5 = 165

165÷3 = 55

Round 1.43 to the nearest whole number.

Answers

Answer:

the answer is 1

Step-by-step explanation:

7.1 cm
A company is designing a new cylindrical water
bottle. The volume of the bottle will be 134 cm3.
The height of the water bottle is 7.1 cm. What is
the radius of the water bottle? Use 3.14 for i.
The radius of the water bottle is about
cm. (Round to the nearest tenth as needed.)

Answers

Answer:

Cylinder Volume = PI * radius^2 * height

Radius = Square Root [Volume / (PI * height)]

Radius = Square Root [ 134 / (3.14 * 7.1)]

Radius = 2.45103

Radius = 2.45

Step-by-step explanation:

Solve 4x- c = k for x.
A. x = k-c/4
B. x = 4(k-c)
C. x- k+c/4
D. x = 4 (k+c)​

Answers

Answer:

A

Step-by-step explanation:

You would first add c to the side that k is on and then divide k+c by 4 because it is 4x which means they are being multiplied together so you have to divide to get them apart.

Answer:

C. x= k+c/4

Step-by-step explanation:

[tex]4x- c = k[/tex]

Move -c to the right side and change its sign

[tex]4x = k+c\\[/tex]

Divide both sides of the equation by 4

[tex]\frac{4x }{4} = \frac{k+c}{4}\\ \\x = \frac{k+c }{4}[/tex]

Which angles are linear pairs? Check all that apply.

Answers

Answer: A & C & D

Step-by-step explanation:

The Angles which are in linear pairs are,

∠SRT and ∠TRV,

∠VRW and ∠WRS,

∠VRU and ∠URS.

What are linear angles?

When two lines meet at a single point, they form a linear pair of angles. After the intersection of the two lines, the angles are said to be linear if they are adjacent to one another. A linear pair's angles always add up to 180 degrees. Additional angles are another name for these angles. The angles with a common vertex are called the adjacent angles.

Given the figure and finding linear pair of angles,

The property of linear pair of angles says that the sum of two angles is 180⁰.

A: ∠SRT + ∠TRV = 180⁰

pair is linear

B:  ∠SRT + ∠TRU > 180⁰

pair is nonlinear

C: ∠VRW + ∠WRS  = 180⁰

pair is linear

D: ∠VRW + ∠URS = 180⁰

par is linear

E: ∠URW + ∠WRS < 180⁰

pair is nonlinear

Hence the linear pairs are (∠SRT and ∠TRV), (∠VRW and ∠WRS), and (∠VRW and ∠URS).

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Simplify by combining like terms. Type the terms in alphabetical order. -5q-2+2q-8= really need to get this done so it would mean a lot if I could get some help

Answers

Answer:

-3q - 10

Step-by-step explanation:

-5q - 2 + 2q - 8

-5q + 2q - 2 - 8

-3q - 10

An Internet service provider offers a plan that allows a subscriber to download 2 GB or less of content per month. Define a variable for the amount downloaded. Identify the inequality and the graph that represents the content that can be downloaded.

Answers

Answer: Choice C

[tex]0 \le d \le 2[/tex]

Graph with filled in circles at d = 0 and d = 2, shading in between

==========================================

Explanation:

d = amount downloaded in gigabytes

The smallest amount is d = 0. We cannot download a negative amount of data, so this is why d = 0 is the smallest.

The largest amount allowed is d = 2. This is the cap that the ISP has set up.

So basically d can be anything between d = 0 and d = 2, including both endpoints. This means [tex]0 \le d \le 2[/tex]

We use filled in circles for both endpoints to show to the reader "include these endpoints". Shading is done in between to show the entire solution set of possible d values. For instance d = 1 is in that region so it is possible to have this solution. Something like d = 4 is outside the region and not possible.

please help. i need part b on 66, 68 and 70!

Answers

Step-by-step explanation:

Use the function to find the coordinates of the endpoints.  Find the slope between those points, then use point-slope form to write the equation.  If you wish, you can simplify to slope-intercept form.

For example, #66:

f(2) = -4(2) + 1 = -7

f(5) = -4(5) + 1 = -19

So the endpoints of the secant line are (2, -7) and (5, -19).  The slope between those lines is:

m = (-19 − (-7)) / (5 − 2)

m = -12 / 3

m = -4

The equation of the line in point-slope form is:

y − (-7) = -4 (x − 2)

y + 7 = -4 (x − 2)

Simplifying:

y + 7 = -4x + 8

y = -4x + 1

f(x) is a line, so unsurprisingly, the secant line connecting two points on that line has the same equation.

Let's try #68:

g(2) = (-1)² + 1 = 2

g(5) = (2)² + 1 = 5

So the endpoints of the secant line are (-1, 2) and (2, 5).  The slope between those lines is:

m = (5 − 2) / (2 − (-1))

m = 3 / 3

m = 1

The equation of the line in point-slope form is:

y − 2 = 1 (x − (-1))

y − 2 = x + 1

Simplifying:

y = x + 3

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