Inverse of a function

Inverse of a function

9th Grade

9 Qs

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Inverse of a function

Inverse of a function

Assessment

Quiz

Mathematics

9th Grade

Medium

CCSS.HSF-BF.B.4A, CCSS.HSF-BF.B.4C, TEKS.MATH.2A.2C

+1

Standards-aligned

Created by

Samantha Silvestri

Used 1+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f-1(x) go through?

(1, 4) and (4, 6)
(-4, -1) and (-6, -4)
(-1, -4) and (-4, -6)
(4, 1) and (6, 4)

Tags

TEKS.MATH.2A.2C

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the inverse of
f(x) = 1/4x - 7

f-1(x) = 4x + 7
f-1(x) = -4x + 28
f-1(x) = -4x - 7
f-1(x) = 4x + 28

Tags

TEKS.MATH.P.2E

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the inverse of f(x) = x2 - 5

f-1(x) = √(x) + 5
f-1(x) = ∛(x-5)
f-1(x) = ±√(x+5)
f-1(x) = x2 - 5

Tags

CCSS.HSF-BF.B.4A

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the inverse of f(x) = -4x - 12

f-1(x) = 4x - 3
f-1(x) = -1/4x - 3
f-1(x) = 1/4x + 3
f-1(x) = -4x - 3

Tags

CCSS.HSF-BF.B.4A

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What does it mean to find the inverse of a function?

the x's and y's are switched
the x's and y's are divided by 2
the x's and y's are made negative
the x's and y's are the same

Tags

CCSS.HSF-BF.B.4A

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If f(x)=x+5, what is f-1(x)?

(x + 5)2

x - 5

(x + 5)-1

undefined

Tags

CCSS.HSF-BF.B.4A

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If f(x)=3x, what is f-1(x)?

x/3

3x2

3x + 3x

3x-1

Tags

CCSS.HSF-BF.B.4A

8.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What does an inverse function do?

Nothing

Makes it bigger

Does the opposite of the original function

Tags

CCSS.HSF-BF.B.4C

9.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the inverse of the given coordinates: (1, 2) (3, 8) (-3, 6)

(1, 2) (3, 8) (-3, 6)
(1, 2) (8, 3) (-3, 6)
(-1, -2) (-3, -8) (3, -6)
(2, 1) (8, 3) (6, -3)

Tags

CCSS.HSF-BF.B.4C