8.1-8.2 Quiz Review (Function Operations and Inverse Functions)

Perform the indicated operation.

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CCSS.HSF-BF.A.1B

Complete the operation and evaluate.

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CCSS.HSF.IF.A.2

Perform the indicated operation.

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CCSS.HSF-BF.A.1B

Perform the indicated operation and evaluate for the given value.

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CCSS.HSF.IF.A.2

Perform the indicated operation.

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CCSS.HSF-BF.A.1B

Perform the indicated operation and evaluate at the given value.

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CCSS.HSF.IF.A.2

• x-9

• x-10

• x-8

• x-7

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CCSS.HSF-BF.A.1B

If f(x) = 3x-1 and g(x) = x²+2,

what is (f ° g)(x) ?

• 3x² +5

• x² +1

• 3x² +1

• 3x² +6

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CCSS.HSF-BF.A.1C

If f(x) = 5x and g(x) = 2x-1,

what is the composition f(g(x)) ?

• 10x-1

• 10x-5

• 5x²-1

• 5x²-5

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CCSS.HSF-BF.A.1C

f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

• 19
• 23
• -10
• None of these.

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CCSS.HSF-BF.A.1C