Operations With And Compositions Of Functions

Operations With And Compositions Of Functions

10th - 11th Grade

20 Qs

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Operations With And Compositions Of Functions

Operations With And Compositions Of Functions

Assessment

Quiz

Mathematics

10th - 11th Grade

Practice Problem

Hard

CCSS
HSF-BF.A.1B, HSF-BF.A.1C, HSF.IF.A.2

Standards-aligned

Created by

Barbara White

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given
f(x) = 3x2 + 7x and g(x) = 2x2 - x - 1, find (f + g)(x).

11x2 - 1
5x4 + 6x2 - 1
5x2 + 6x - 1
5x2 + 8x - 1

Tags

CCSS.HSF-BF.A.1C

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

f(x) = 3x2 + 7x and g(x) = 2x2 - x - 1, find (f - g)(x).

x2 + 8x + 1
x2 + 6x - 1
5x2 + 8x - 1
x2 + 8x -1

Tags

CCSS.HSF-BF.A.1B

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given f(x) = 3x2 - 2x + 1 and g(x) = x - 4, find (fg)(x). 

3x3 - 10x2 - 7x - 4
3x3 - 14x2 + 9x - 4
3x2 - x - 3
3x3 + 14x2 - 9x - 4

Tags

CCSS.HSF-BF.A.1B

4.

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/g)(x)?

no restrictions
x ≠ -4
x ≠ 4
x ≠ 0

Tags

CCSS.HSF-BF.A.1B

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given
f(x) = 3x2 + 7x and g(x) = 2x2 - x - 1, find (f + g)(x).

11x2 - 1
5x4 + 6x2 - 1
5x2 + 6x - 1
5x2 + 8x - 1

Tags

CCSS.HSF-BF.A.1C

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

f(x) = 3x2 + 7x and g(x) = 2x2 - x - 1, find (f - g)(x).

x2 + 8x + 1
x2 + 6x - 1
5x2 + 8x - 1
x2 + 8x -1

Tags

CCSS.HSF-BF.A.1B

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Given f(x) = 3x2 - 2x + 1 and           g(x) = x - 4, find (f*g)(x). 

3x3 - 10x2 - 7x - 4
3x3 - 14x2 + 9x - 4
3x2 - x - 3
3x3 + 14x2 - 9x - 4

Tags

CCSS.HSF-BF.A.1B

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