What is the first step in finding the equation of the inverse of a function?

write the function in inverse function notation

What is the inverse in the given coordinates {(7,42), (9,54), (6,36), (2,12), (3,18)}

{(42,7), (54,9), (36,6), (12,2), (18,3)}

{(42,7), (54,9), (36,6), (12,2), (18,8)}

{(42,7), (54,9), (36,6), (2,12), (18,3)}

{(42,7), (54,9), (6,36), (12,2), (18,3)}

When finding the inverse of a relation, 1st you replace f(x) with y 2nd switch the x's and y's What do you do next?

find the greatest common factor

Compositions and Inverses of Functions

Quiz

•

Mathematics

•

9th - 12th Grade

•

Practice Problem

•

Easy

•

CCSS

HSF-BF.A.1C, HSF-BF.B.4A, HSF-BF.B.4C

Standards-aligned

Tyler Honeycutt

Used 23+ times

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

19

23

-10

None of these.

Tags

CCSS.HSF-BF.A.1C

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = 3x + 10
g(x) = x - 2
Find f(g(0))

16

4

-4

None of these.

Tags

CCSS.HSF-BF.A.1C

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = 3x + 10
g(x) = x - 2
Find g(f(-10))

-42

-26

-18

None of these.

Tags

CCSS.HSF-BF.A.1C

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = 3x + 10
g(x) = x - 2
Find f(g(x))

3x² - 2

3x + 8

3x + 4

None of these.

Tags

CCSS.HSF-BF.A.1C

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

p(x) = 3x + 4
q(x) = 2x²
Find p(q(x))

10x²

18x² + 4

6x² + 4

Tags

CCSS.HSF-BF.A.1C

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

p(x) = 3x + 4
q(x) = 2x²
Find (p∘q)(x)

10x²

18x² + 4

6x² + 4

Tags

CCSS.HSF-BF.A.1C

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

f(x) = 3x + 10
g(x) = x - 2
Find (f∘g)(0)

16

4

-4

None of these.

Tags

CCSS.HSF-BF.A.1C

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Compositions and Inverses of Functions

17 questions

f(x) = 3x + 10g(x) = x - 2Find f(g(5))

f(x) = 3x + 10g(x) = x - 2Find f(g(0))

f(x) = 3x + 10g(x) = x - 2Find g(f(-10))

f(x) = 3x + 10g(x) = x - 2Find f(g(x))

p(x) = 3x + 4q(x) = 2x2Find p(q(x))

p(x) = 3x + 4q(x) = 2x2Find (p∘q)(x)

f(x) = 3x + 10g(x) = x - 2Find (f∘g)(0)

What's the name of the inverse of g(x)?

What is the first step in finding the equation of the inverse of a function?

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f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

f(x) = 3x + 10
g(x) = x - 2
Find f(g(0))

f(x) = 3x + 10
g(x) = x - 2
Find g(f(-10))

f(x) = 3x + 10
g(x) = x - 2
Find f(g(x))

p(x) = 3x + 4
q(x) = 2x²
Find p(q(x))

p(x) = 3x + 4
q(x) = 2x²
Find (p∘q)(x)

f(x) = 3x + 10
g(x) = x - 2
Find (f∘g)(0)