Semester 1 exam review

• 9

• 6

• 2

• 4

• 5

A relation where every input yields one and only one output is called what?

• Relation
• Linear
• Exponential
• Function

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}
• {(2,7), (3,7), (4,7), (5,8)}
• {(1,-5), (-1,6), (1,5), (6,-3)}
• {(3,-2), (5,-6), (7,7), (8,8)}

For h(x) = x³ + 2x, find h(4).

• 20
• 14
• 64
• 72