Christine Davis - IU8
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Algebra (Introduction to Functions) Quiz on What is a Function?, created by Christine Davis - IU8 on 07/30/2017.

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Christine Davis - IU8
Created by Christine Davis - IU8 about 7 years ago
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What is a Function?

What is a Function?

Question 1 of 6

2

Which statement correctly describes a function?

Select one of the following:

  • Each element of the range is paired with exactly one element of the domain

  • Each element of the domain is paired with exactly one element of the range

  • Elements of the domain may be paired with multiple elements of the range

  • No ordered pair may contain the same elements

Explanation

Question 2 of 6

2

Find f(3) if f(x) = 2x - 4

Select one of the following:

  • 10

  • 3.5

  • 2

  • 6

Explanation

Question 3 of 6

2

Which statement describes the domain elements of a function?

Select one of the following:

  • The set of all x-coordinates of the function

  • The set of all y-coordinates of the function

  • The set of all dependent values

  • The output values of the function

Explanation

Question 4 of 6

2

Which statement describes the range elements of a function?

Select one of the following:

  • The set of all x-coordinates of the function

  • The set of all y-coordinates of the function

  • The set of all independent values

  • The input values of the function

Explanation

Question 5 of 6

1

Which relation represents a function?

Select one of the following:

  • { (1, 2), (1, 3), (1, 4) }

  • { (1, 2), (2, 2), (3, 2) }

  • { (1, -1), (-1, 1), (-1, -1), (1,1) }

  • { (0, 2), (0, 4), (0, 6), (0, 8) }

Explanation

Question 6 of 6

1

Find f(-2) if f(x) = 3x - 5

Select one of the following:

  • 11

  • 1

  • -11

  • -1

Explanation

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