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Operations and Composition of Functions

Authored by Alicia Pulido

Mathematics

10th - 12th Grade

CCSS covered

Used 1K+ times

Operations and Composition of Functions
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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When f(x) = 9-3x and g(x) = 5x-7 , find f(x)+g(x). 

14x-10
-8x+2
2x+2
2x-2

Tags

CCSS.HSF-BF.A.1B

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

When f(x) = x2+9 and g(x) = x-9, find f(x)-g(x). 

x2+x+9
x2-x+9
x2-x
x2-x+18

Tags

CCSS.HSF-BF.A.1B

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A
B
C
D

Tags

CCSS.HSF-BF.A.1B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given f(x) = 2x and g(x) = x2+3 , find f(g(x)).

x2+2x+3
4x2+3
2x2+3
2x2+6

Tags

CCSS.HSF-BF.A.1C

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

f(x) = 3x2 - 2x + 1 and g(x) = x - 4. What restrictions, if any, are there for f(x)/g(x)?

no restrictions
x ≠ -4
x ≠ 4
x ≠ 0

Tags

CCSS.HSF-BF.A.1B

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

When f(x) = 2x and g(x) = x2+3 , find f(g(x)).

x2+2x+3
4x2+3
2x2+3
2x2+6

Tags

CCSS.HSF-BF.A.1C

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

f(x) = x2+9
g(x) = x-9
Find f(x)-g(x). 

x2+x+9
x2-x+9
x2-x
x2-x+18

Tags

CCSS.HSF-BF.A.1B

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