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Combining Functions

Authored by Dale Kimble

Mathematics

10th - 12th Grade

CCSS covered

Used 18+ times

Combining Functions
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 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

30 sec • 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

30 sec • 1 pt

When f(x) = 4x+8 and
g(x) = x+3, find
f(x) * g(x). 

4x2+24
4x2+20x+24
4x2+12x+24
4x2+4x+24

Tags

CCSS.HSF-BF.A.1B

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

f(n)=2n+1
g(n)=3n
Find f(n)+g(n)

5n+1
-5n+1
-2n+1
-6n-1

Tags

CCSS.HSF-BF.A.1B

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The domains of (f+g)(x), (fg)(x) and (fg)(x) are all the same.

True

False

Tags

CCSS.HSF-BF.A.1B

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