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Module 1: Functions

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1. Does this relation represent a function?

y = x²

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2. Does this relation represent a function?

 

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3. Does this relation represent a function?

 

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4. Does this relation represent a function?

 

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5. For f(-2), evaluate the following function. Enter your answer in the box to the right.

f(x) = -5x + 2             f(-2) =

 

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6. For f(-2), evaluate the following function. Enter your answer in the box to the right.

f(x) = 0.5x² − 6        f(-2) =    

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7. A graph of the function f(x) = x² + 4x + 2 is shown. 

Which of the following statements about the function are true? 

Select THREE correct answers.

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8. The graph for function g is shown.

What are the domain and range for this function?

Select TWO correct answers.

Your score is

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