Functions Quiz 2 Review

What is the RANGE of this graph?

• -7<x<5

• -7≤y<5

• -3<x<1

• -3≤y<1

What is the DOMAIN of this graph?

• -4 ≤ x ≤ 3

• -1 ≤ x ≤ 4

• 4 < x < 3

• -1 < x < 4

Which domain would be the most appropriate to use for a function that compares the number of emails sent (x) to the amount of data used for a cell phone plan (y)?

• Integers

• Whole Numbers

• Rational Numbers

• Irrational Numbers

Is this function linear or non linear?

• Linear
• Non Linear

Is the function linear or nonlinear?

• Linear Function
• Nonlinear Function

Determine whether the relationship in each table represents a linear relationship.

• Linear

• Not Linear

What is the equation of the absolute value function?

• f(x)= |x+4|
• f(x)= |x-4|
• f(x)= |x| + 4
• f(x)= |x| - 4

Which equation is shown graphed?

• y = 2√(x)

• y = −2√(x)

• y = −½√(x)

• y = ½√(x)

What is the domain of a relation?

• the set of all x-values

• the set of all y-values

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

• Domain

• Range

• Relation

• Function