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Laabri

Precalculus Unit 1 Composite & Inverse Functions Test

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Last updated 6 months ago
16 Nsɛmmisa
2
Asemmisa {{asɛmmisaAhyɛnsode}}
3.

2
1

Given an input price

the function
shows a percentage discount while the function
shows the savings from a coupon. Compose and interpret functions.

2
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1.

Match each function composition.

Draggable itemarrow_right_altCorresponding Item

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2.

The composition

represents applying the while the .

The graphs of the equations

and
are shown below.

What is the value of

rounded to the nearest integer?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Given the functions

and
evaluate the composite functions. Write all answers as simplified improper fractions for full credit.

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5.

Match each function composition.

Draggable itemarrow_right_altCorresponding Item

arrow_right_alt

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1
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6.

Evaluate

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7.

Evaluate

Given the functions

and
, what is the composition
?

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8.

1

Given the functions

and
, what is the composition
?

1
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10.

1
1
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12.

Which best explains why some functions such as this quadratic do not have inverse functions?

1

Consider the function

and its inverse.

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14.

What is the inverse of

?

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16.

The graphs of the equations

and
are shown below.

What is the value of

?

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9.

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11.

Explain why some functions such as the quadratic shown below do not have inverse functions. Then restrict the domains over which an inverse function can be found.

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13.

Which of the restricted domains will make the function invertible?

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15.

Given

,
and
what composition confirms the inverse
?