Relations and Functions Quick Check

Front

Identify the domain of the following relation: (-6,14), (0,32), (2,38), (4,44)

Back

-6, 0, 2, 4

Front

What is the domain of the graph?
Remember:  Domain is x
Options: 1≤ x ≤ 4, 1 < x < 4, 1≤ y ≤ 4, 1 < y < 4

Back

1≤ x ≤ 4

Front

What is the domain? Options: -3 < y ≤ 3, -4 ≤ y ≤ 5, -4 ≤ x ≤ 5, -3 < x ≤ 3

Back

-3 < x ≤ 3

Front

What is the range of the graph? Options: y≥1, x≥1, All real numbers, none of these

Back

y≥1

Front

What is the RANGE? Options: (-∞, ∞), (-2, ∞), [-2, ∞), (-∞, 0) U (0, ∞)

Back

[-2, ∞)

Front

What is the domain of the graph? Options:

[-7, 5)

,

(-7, 5]

,

[-3, 1)

,

(-3, 1]

Back

[-7, 5)

Front

Range of the set of ordered pairs: (2, 11), (9, -3), (7, 21), (-8, 6)

Back

{11, -3, 21, 6}

Front

Which set of ordered pairs is not a function?

(1, 3), (2, 7), (3, 8), (4, 11)

,

(2, 3), (4, 9), (3, 8), (4, 15)

,

(1, 2), (3, 5), (6, 9), (7, 11)

,

(-9, 4), (-6, 3), (-2, 8), (0, 21)

Back

(2, 3), (4, 9), (3, 8), (4, 15)

Front

Which mapping diagram is not a function?

Back

Front

What is a function?

Back

A relation that maps every domain value to exactly one range value.