Unit 3 Review - Algebra 1

Determine whether the relation  (1, -2), (2, 1), (3, 6), (4, 13), (5, 22)​ is a function or not.

• function

• not a function

Determine whether the relation  (7, 4), (5, -1), (3, -8), (1, -5), (3, 6)​ is a function or not.

• function

• not a function

Determine whether the graph represents a function or not.

• function

• not a function

Determine whether the graph represents a function or not.

• function

• not a function

Find the domain and range of the function represented by the graph.

• Domain: -2, 0, 2

  Range: -2, -1, 0, 1, 2

• Domain: -2, -1, 0, 1, 2

  Range: -2, 0, 2

Find the domain and range of the function represented by the graph.

Find the domain and range of the function represented by the graph.

• Domain: -2, 0, 2, 4

  Range: 3

• Domain: 3

  Range: -2, 0, 2, 4

Find the domain and range of the function represented by the graph.

The graph represents a function. Find the input value corresponding to an output of 2.

• 2

• -1

• 0

• -2

Determine whether the relation is a function.

(−5, 6)​, (0, 3)​, (2, 10)​, (4, −3)​, (−5,−2)

• function

• not a function