Unit 2 Part 1 Review

Determine if each table represents a function.

Select all the tables that represent a function.

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Determine if the set of ordered pairs represents a function.

Select all the set of ordered pairs that represents a function.

• a) {(√2, 3), (5, √2), (6, 2), (2, √10)}

• b) {(-3.8, 4.2), (3.8, 4), (5.6, 2), (3.8, 10)}

Determine if each graph represents y as a function of x.

Select all the graphs that represent y as a function of x.

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Determine if each relation is a function. Tell why or why not for each one.

• Map A is a Function, because each x-value corresponds to exactly one y-value.

• Map A is Not a Function, because each x-value does not correspond to exactly one y-value.

• Map B is a Function, because each x-value corresponds to exactly one y-value.

• Map B is Not a Function, because each x-value does not correspond to exactly one y-value.

• 46

• -1.25

• -2.625

• -42

• -46