Y as a function of X

2019-Q5

Which graph represents y as a function of x?

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2019-Q39

Which set of ordered pairs represents y as a function of x?

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2018-Q6

A relation contains the points (1,2), (2,-1), (3,0), (4,1), and (5,-1). Which statement accurately describes this relation?

• The relation does not represent y as a function of x, because each value of x is associated with a single value of y.

• The relation represents y as a function of x, because one value of y is associated with two values of x.

• The relation does not represent y as a function of x, because each value of y is associated with two values of x.

• The relation represents y as a function of x, because each value of x is associated with a single value of y.

2018-Q35

Which representation shows y as a function of x?

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2017-Q11

Which graph does NOT represent y as a function of x?

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2017-Q25

Which set of ordered pairs represents y as a function of x?

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2016-Q25

Which set of ordered pairs represents y as a function of x?

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2016-Q28

Which statement describes the mapping?

• The mapping represents y as a function of x, because each y-value corresponds to exactly one x-value.

• The mapping does not represent y as a function of x, because two of the x-values correspond to the same y-value.

• The mapping represents y as a function of x, because each x-value corresponds to exactly one y-value.

• The mapping does not represent y as a function of x, because there are more x-values than different corresponding y-values.

2016-Q56

Which graph represents y as a function of x?

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2015-Q6

Which representation does NOT show y as a function of x?

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