Unit 2 Algebra Review (Domain, Range, and Functions)

Multiple Choice

Identify the domain of the following relation:

• -6, 14, 2, 28

• (-6,14), (0,32), (2,38), (4,44)

• -6, 0, 2, 4

• 14, 32, 38, 44

Multiple Choice

f(x) is the same thing as ______.

• y

• x

• input

• an equation

Multiple Choice

What is the domain of the function graphed?

• x < 5

• x ≥ 1

• x > 0

• All real numbers

Multiple Choice

What is the range of the following graph?

• all real numbers

• all integers

• any real number greater than zero

• it can not be determined

Multiple Choice

Let w(x) = 3x - 7. If w(x) = 14, find x.

• 7

• 35

• 2.33333

• -49

Multiple Choice

Find the DOMAIN

• {-5, -2, 1, 4}

• {1, -2, 4, -5}

• {-1, 0, 2, 3}

• {0, -1, 2, 3}

Multiple Choice

What is the domain of a relation?

• the set of all x-values

• the set of all y-values

Multiple Choice

Which is the set of all y-values or the outputs?

• Domain

• Range

• Relation

• Function

Multiple Choice

What is the range?

• -3 < y ≤ 3

• -4 ≤ y < 5

• -4 ≤ y ≤ 5