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Functions Operations

Authored by Kelly Conner

Mathematics

9th - 12th Grade

CCSS covered

Used 3+ times

Functions Operations
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Given f(x) = -x + 4 and g(x) = 6x + 3, find (f - g)(x).

-7x + 1
5x +1
-5x -1
5x + 1

Tags

CCSS.HSF-BF.A.1B

2.

MULTIPLE CHOICE QUESTION

2 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.1B

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

g(n)=4n-4
f(n)=n3+4
Find (g+f)(n)

-2n2-n+9
-n3-4n
-3n3-3n-5
n3+4n

Tags

CCSS.HSF-BF.A.1B

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When f(x) = x2 -9 
and g(x) = x+3 ,
find (f/g)(x). 

x-3
x+3
x-12
x-6

Tags

CCSS.HSF-BF.A.1B

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

f(x)=x2-1
g(x)=x-1
Find (f/g)(x)

x+1
x2+1
x
x2-1

Tags

CCSS.HSF-BF.A.1B

6.

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

7.

MULTIPLE CHOICE QUESTION

2 mins • 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

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