What is the inverse of function f?



A.

B.

C.

D.

What Is The Inverse Of Function F?A. B. C. D.

Answers

Answer 1
Answer: Choice D

[tex]f^{-1}(x) = 3-7x\\\\[/tex]

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

Work Shown:

[tex]f(x) = \frac{3-x}{7}\\\\y = \frac{3-x}{7}\\\\x = \frac{3-y}{7}\\\\7x = 3-y\\\\7x+y = 3\\\\y = 3-7x\\\\f^{-1}(x) = 3-7x\\\\[/tex]

The idea is to swap each x and y, then solve for y to find the inverse.


Related Questions

help help help helpppp

Answers

Answer:D

Step-by-step explanation:

Can somebody help me please?

Answers

Answer:

5 Batches

Step-by-step explanation:

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

Answer:

5 batches of orange paint.

Step-by-step explanation:

Since we only have the amount of red paint Finley has, you have to divide 15 by 3, since we need 3 liters of red paint for 1 liter of orange paint. 15 divided by 3 equals 5, so Finley can only make 5 batches of orange paint when she has 15 liters of red paint.

6. 2A and ZB are complementary angles. The measure of ZB is (4x), and the
measure of ZA is 50°. What is the value of x?

Answers

Answer:

x = 10°

Step-by-step explanation:

ZA + ZB = 90°

50° + 4x = 90°

4x = 90° - 50°

4x = 40°

x = 10°

Can you guys please help me with all these questions I will give you the brainliest answer just please help

Answers

Answer:

brand b

Step-by-step explanation:

to find the unit price you have to divid the # of items but the price

so for brand a you would do

1.54/36 which equals 0.04

and for brand b you would do

1.66/48 which equals 0.03

brand b is cheaper by 0.01

Perform the following operation
and express the answer in
scientific notation.
7.296x102 : 9.6x10-9
7.6 x 10
[?]
Х
Enter

Answers

Answer:

answer is 10 ^ 10

Step-by-step explanation:

7.296 × 10² / 9.6 × 10^ -9

= 0.76 × 10^11

= 7.6 × 10^10

Help
I need this now

Answers

Answer:

aint no way :)))

Step-by-step explanation:

Answer:

eyes:10 each

nose:7.5

mouth:25.5

eyebrows:2 each

ears:10.5

face:280

Step-by-step explanation:

just use the formulas

pls brainleist i want to level up

On a test, for every correct answer the student gets points and for every incorrect answer the student loses points. Corrine got the first two questions correct and missed the next three. She will receive a grade of zero if she answers question(s)

Answers

Yea yes yes yes yes yes yes yes yes

need help on this question!!!!!

Answers

i think it would be 114 because if you subtract the wall from the playground sides (it says the walls are 4) you would get 21 on one side and 36 on the other. once you add those you would get 114. hope this helps!

For the function f(x) = 3x+2/ 5, find the difference quotient f(a+h)-f(a)/ h.

Answers

Answer:

3/5

Step-by-step explanation:

[tex] \frac{ \frac{3(x + h)}{5} + \frac{2}{5} - \frac{3x + 2}{5} }{h} [/tex]

[tex] \frac{3x + 3h + 2 - 3x - 2 }{5h} [/tex]

[tex] \frac{3h}{5h} [/tex]

[tex] \frac{3}{5} [/tex]

a shop sells large and small oranges . a girl buys L large oranges ams S samll oranges. she buys al least three but fewer than nine large oranges. she also buys fewer than six small oranges. the maximum number of oranges needs to buy is 10

Answers

Answer:

Number of large oranges: x

Number of small oranges: y

y < 6

x + y <= 10

Hope it helps!!!!!!brainliest pls!!!!!!!!

The girl can buy a minimum of 3 oranges (either 3 large or 3 small) and a maximum of 10 oranges (a combination of large and small).

Let's represent the number of large oranges as "L" and the number of small oranges as "S."

From the given information, we have the following conditions:

At least three but fewer than nine large oranges: 3 ≤ L < 9

Fewer than six small oranges: S < 6

The maximum number of oranges she needs to buy is 10: L + S ≤ 10

Now, let's consider the possible combinations of L and S that satisfy these conditions:

L = 3, S = 0 (Total oranges = 3)

L = 4, S = 0 (Total oranges = 4)

L = 5, S = 0 (Total oranges = 5)

L = 6, S = 0 (Total oranges = 6)

L = 7, S = 0 (Total oranges = 7)

L = 8, S = 0 (Total oranges = 8)

L = 3, S = 1 (Total oranges = 4)

L = 4, S = 1 (Total oranges = 5)

L = 5, S = 1 (Total oranges = 6)

L = 3, S = 2 (Total oranges = 5)

L = 4, S = 2 (Total oranges = 6)

L = 3, S = 3 (Total oranges = 6)

As you can see, these are all the possible combinations of L and S that satisfy the given conditions. The girl can buy a minimum of 3 oranges (either 3 large or 3 small) and a maximum of 10 oranges (a combination of large and small).

To know more about combinations here

https://brainly.com/question/4658834

#SPJ2

Annita is sewing a lace edge around a rectangular quilt. She will need 162 inches of lace to do the entire quilt. If the quilt is 47 inches wide, how long is the quilt?

Answers

Answer:

34

Step-by-step i guessed and i got it right i dont like

math homework

Juana is interested in estimating how long it takes students at her school to complete a maze she designed. She takes a random sample of 4 students and records how long it takes each of them to complete the maze. They work separately from each other, so Juana is willing to assume independence. Here are the data with summary
statistics:

Answers

The 95 percent confidence interval for the mean time (in seconds) it takes students to complete this maze is: 39±1.96(8.83/√4).

Confidence interval

Using this formula

Confidence interval=Mean ± z × Standard deviation√Sample size

Where:

xMean=39Z value for 95% CI=1.96Standard deviation=8.83Sample size=4

Let plug in the formula

Confidence interval=39±1.96×8.83/√4

Confidence interval=39±8.65

Inconclusion the 95 percent confidence interval for the mean time (in seconds) it takes students to complete this maze is: 39±1.96(8.83/√4).

Learn more about confidence interval here:https://brainly.com/question/16974109

https://brainly.com/question/15712887

One rectangle is "framed" within another. Find the area of the shaded region if the
"frame" is 2 units wide.
10
7

Answers

The area of the shaded rectangle is 18 square units.

How to get the area of the shaded region?

The shaded region is the framed rectangle, and the white part is the frame.

We know that the frame is 2 units wide, and the measure of the rectangle and the frame are:

width = 7 unitslength = 10 units

Now, if we remove the frame, we will remove 2*2 units = 4 units for each measure (because for each measure we have the frame in both sides).

So the measures for the shaded rectangle are:

width = 7 units - 4 units = 3 unitslength = 10 units - 4 units = 6 units.

And the area of a rectangle is given by the product between the width and length, then we have:

A = (3 units)*(6 units) = 18 square units.

If you want to learn more about rectangles, you can read:

https://brainly.com/question/17297081

2x+4x=-8 x+2y=4 substitution

Answers

Answer:

x = 2

y=2

Step-by-step explanation:

Find the quotient. Write the answer in the simplest form (reduce).

34) 6 * 1 /2 =

35) 3/5 * 1 /4 =

Answers

6 x 1 = 6 /2 =3. For 6*1/2

3/5 x 1/4 = 3*1/5*4 = 3/20

which number is divisible by 5? 83 45 94 99

Answers

Answer:

45

Step-by-step explanation:

9x5

=45

Answer:

45

Step-by-step explanation:

To be divisible by five, the number must end with a zero or a five, and forty-five is the only number that meets these conditions. Technically, all the numbers are divisible by five, but 83, 94, and 99 divided by five would equal a whole number with a decimal, meaning the only option that equals a whole number is forty-five (45).

Hope this helped somewhat! :)

How many different 4-digit PIN codes are there that only include the digits 4, 5, 7, 8 and 6
if each of those digits is only allowed to be used once?

Answers

Answer:

Available Digits = 4 (1, 2, 3 , 4)

Step-by-step explanation:

Now, if the digits can be used only once, it is a case of permuting 4 things out of 4 things i.e. 4P4=24ways

Alternatively, the units place can be filled in 4 ways, tens place can be filled in 3 ways, hundreds place can be filled in 2 ways and thousands place in 1 way.

So, TOTAL=4×3×2×1=24

HOPE IT HELPS

In the late 1800s, many European nations rushed to Africa to claim its land. Europeans took interest in Africa because of its rich natural resources. Europeans also wanted to claim the land of Africa for their growing empires. Lastly, the Europeans wanted to colonize Africa to spread European culture.



What event is being described?

Answers

umm according to my calculations yes African American culture is correct

Answer:

African American culture is correct !

How would you use multiplication to identify a fraction that is equivalent to 4/6 ?

Answers

Just multiply both sides by any number.

Hope this helps!

Which values complete the function? f(x) = (x – )(x ).

Answers

The values needed for completing the function to match with its graph is [tex]f(x) = -(x+4)(x-3)[/tex]

How to find the function which was used to make graph?

There are many tools we can use to find the information of the relation which was used to form the graph.

A graph contains data of which input maps to which output.Analysis of this leads to the relations which were used to make it.For example, if the graph of a function is rising upwards after a certain value of x, then the function must be having increasingly output for inputs greater than that value of x.If we know that the function crosses x axis at some point, then for some polynomial functions, we have those as roots of the polynomial.

The graph of the considered problem which is missing is attached below.

Let the completed function is

[tex]f(x) = a(x-b)(x-c)\\[/tex]

Then the roots of the function would be the values of x at which the function becomes 0, and they are [tex]x = b[/tex] and [tex]x = c[/tex]

Since the graph crosses the x axis at -4 and 3, therefore, as the points on x axis are the roots of the functions of variable x, therefore, we get:

b and c to be -4 and 3, therefore, the function is

[tex]f(x) = a(x-(-4))(x-3) = a(x+4)(x-3)[/tex]

Since the function crosses the y axis at y = 12, and since on y axis, the value of x is 0, therefore, putting x = 0, and equating the output to 12, we get:

[tex]f(x) = a(x+4)(x-3)\\12 = a \times 4 \times -3\\12 = a \times -12\\\\\text{Dividing both the sides by -12}\\\\\dfrac{12}{-12} = a\\\\a = -1[/tex]

Therefore, the completed function would look like:

[tex]f(x) = -(x+4)(x-3)[/tex]

Thus, the values needed for completing the function to match with its graph is [tex]f(x) = -(x+4)(x-3)[/tex]

Learn more about roots of a polynomial function here:

https://brainly.com/question/19508384

solve inequality

8(8-x)>88

Answers

Answer:

[tex]x < -3[/tex]

Step-by-step explanation:

Step one: since both sides are multiple of 8, we can divide both sides by 8 to make calculations more easy:

[tex]8-x > 11[/tex]

Step two: add x to both sides, and at the same time take 11.

[tex]8-11 > x[/tex]

Step three: read right to left

[tex]x < -3[/tex]

1. Use the slider to vary the value of b, the base of the exponential function y = a..
I
A. Describe the graph when bis greater than 1.
B. Describe the graph when b is less than 1.
2. What point do all functions of the form y = b' have in common?

Answers

Answer:

b

Step-by-step explanation:

27, 24, 22, 19, 17, 14 , 12, ______,

Answers

Answer:

9

Step-by-step explanation:

27-3=24

24-2=22

22-3=19

19-2=17

17-3=14

14-2=1212-3=9

Answer:

9

Step-by-step explanation:

mark brainlist

for me

explain how to recognize when a system of equations has no solution​

Answers

Answer:

"A system of linear equations has one solution when the graphs intersect at a point. No solution. A system of linear equations has no solution when the graphs are parallel."-khan acadamy

Step-by-step explanation:

Shannon sold 12 boxes
of chocolate. This
was 257 the number
of boxes Ashton sold.
How many boxes did
Ashton sell?
2nd Digit
Answer
-
48
2
3
3
24

Answers

Answer:

48 boxes

Explanation:

original = always = 100%

25% → 12 boxes

1% →  [tex]\sf \frac{12}{25}[/tex] boxes

100% → [tex]\sf \frac{12}{25}*100[/tex]  boxes

100% → 12 * 4

100% → 48 boxes

please help me i’m mad confused

Answers

Step-by-step explanation:

(x+2)(x+3)

multiply x times x which is x^2 then x by 3 and 2 by x which adds up to 5x then multiply 2 by 3 x^2+5x+6

Express your answer in scientific notation.
7.9x10^7 +6.5x10^6

Answers

Answer:

8.55 × 10^7

Step-by-step explanation:

7.9 × 10^7 + 6.5 + 10^6 =

= 7.9 × 10^7 + 0.65 × 10^7

= 8.55 × 10^7

Krutika was thinking of a number. Krutika adds 8 then divides by 12 to get an answer of 13. Form an equation with
x
from the information.

Answers

X = 148

When we Make the word problem into an equation we get X + 8 / 12 = 13

All we need to do is isolate X by doing the opposite of each number. When we do that we get a problem like this

X = (12 * 13) - 8

When we do the math we get an answer of 148

Therefore, X = 148

how do i get the length of AD??​

Answers

Answer:

12 cm

Step-by-step explanation:

Length of AD in the given figure is 12 cm

I really need help. Please explain and show me how to do this. Thank you so much

Answers

The volume of a cone is V=(1/3)•pi•r^2•h
now you plug in your given values
V=(1/3)•pi•2^2•5
the final answer is (20/3)pi
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