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Functions - REDO

Mathematics

9th - 10th Grade

CCSS covered

Used 1+ times

Functions - REDO
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9 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

f(x) = 9-3x
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

Media Image

Find f(g(x))

x - 5

x + 5

2x - 10

2x + 10

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

f(x) = x2+9

g(x) = x-9

Find (f-g)(x).

x2+x+9

x2-x+9

x2-x

x2-x+18

Tags

CCSS.HSF-BF.A.1B

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

6x-1
5x2-15x-6
-8x-6
5x2-13x-6

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Let f(x) = 2x - 1, g(x) = 3x, and h(x) = x2 + 1. Compute:  (h g)(x)

3x2 + 3
-1
6x - 3
9x2 + 1

Tags

CCSS.HSF-BF.A.1C

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the inverse of f(x) = -4x - 12

f-1(x) = 4x - 3
f-1(x) = -1/4x - 3
f-1(x) = 1/4x + 3
f-1(x) = -4x - 3

Tags

CCSS.HSF-BF.B.4A

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

p(x) = 3x + 4

q(x) = 2x2

Find (q o p )(-3)

50

-50

-100

100

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