Composition of Functions Answers

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4

Question text not available

A
h(f(x)) = 2x - 11
B
h(f(x)) = 2x - 7
C
h(f(x)) = 2x - 4
D
h(f(x)) = 3x - 4
5

Choose the composition function that gives the final sale price after a 10% discount is followed by a $150 coupon.

A
C(P(x)) = 0.9x – 150
B
P(C(x)) = 0.9x – 150
C
C(P(x)) = 1.9x – 150
D
P(C(x)) = 1.9x – 150
6

Check all restrictions on the domain of .

Question illustration
A
Option
B
Option
C
Option
D
There are no restrictions.
14

h(f(x)) = 2x - 11 h(f(x)) = 2x - 7 h(f(x)) = 2x - 4 h(f(x)) = 3x - 4

A
h(f(x)) = 2x - 11
B
h(f(x)) = 2x - 7
C
h(f(x)) = 2x - 4
D
h(f(x)) = 3x - 4
15

Choose the composition function that gives the final sale price after a 10% discount is followed by a $150 coupon.

A
C(P(x)) = 0.9x – 150
B
P(C(x)) = 0.9x – 150
C
C(P(x)) = 1.9x – 150
D
P(C(x)) = 1.9x – 150
17

Given: g (x) = StartFraction 1 Over x + 2 EndFraction and h (x) = 3 x [image 1]

Question illustration
A
Option
B
Option
C
Option
D
There are no restrictions.
19

f(h(x)) = 2x - 7 f(h(x)) = 2x - 4 f(h(x)) = 3x - 4 f(h(x)) = 3x - 7

A
f(h(x)) = 2x - 7
B
f(h(x)) = 2x - 4
C
f(h(x)) = 3x - 4
D
f(h(x)) = 3x - 7
20

What did you include in your answer?

A
You must evaluate the function f first.
B
Division by 0 is undefined.
C
The composition cannot be evaluated.

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