Composition of Functions

Composition of Functions

11th Grade

10 Qs

quiz-placeholder

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Composition of Functions

Composition of Functions

Assessment

Quiz

Mathematics

11th Grade

Medium

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

Standards-aligned

Created by

Arwin Alunan

Used 284+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If  f(x)=2xf\left(x\right)=2x   and  g(x)=2x21g\left(x\right)=2x^2-1   find  f(g(x))f\left(g\left(x\right)\right)  

 4x214x^2-1  

 4x224x^2-2  

 8x218x^2-1  

 16x2116x^2-1  

Tags

CCSS.HSF-BF.A.1C

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If  f(x)=1xf\left(x\right)=\frac{1}{x}   and  g(x)=3x+2g\left(x\right)=3x+2   find  (fg)(2)\left(f\circ g\right)\left(2\right)  

 14\frac{1}{4}  

 18\frac{1}{8}  

 72\frac{7}{2}  

8

Tags

CCSS.HSF-BF.A.1C

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If  f(x)=1xf\left(x\right)=\frac{1}{x}   and  g(x)=3x+2g\left(x\right)=3x+2   find  (gf)(x)\left(g\circ f\right)\left(x\right)  

 13x+2\frac{1}{3x}+2 

 3x+23x+2  

 3x+2\frac{3}{x}+2  

 13x+2\frac{1}{3x+2}  

Tags

CCSS.HSF-BF.A.1C

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If f(x) = 3x-1 and g(x) = x2+2,

what is (f ° g)(x) ?

3x2 +5

x2 +1

3x2 +1

3x2 +6

Tags

CCSS.HSF-BF.A.1C

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If f(x) = x-5 and g(x) = 3x2-1,

what is (f ° g)(x) ?

3x2-5

3x2-1

3x2-4

3x2-6

Tags

CCSS.HSF-BF.A.1C

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

For f(x) = 2x2-1, what is and (f ° f)(-2) ?

7

97

13

6

Tags

CCSS.HSF-BF.A.1C

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If f(x) = x-1 and g(x) = 2x,

what is and g(f(x)) ?

2x2-1

2x-1

2x-2

x-2

Tags

CCSS.HSF-BF.A.1C

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