2/24

What is the range?

• x≥0

• y≥0

• All real numbers

• {0, 1, 2, 3, 4,...}

• Function
• Not a Function

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}

Is this mapping a function or not a function? 

• Function
• Not a 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

What is a function?

• For every input, there is exactly one output.
• For every output, there is exactly one input.
• When there is a polynomial expression
• When the degree of the polynomial is even.

What is the RANGE?

• -4 ≤ x ≤ 1

• -4 ≤ y ≤ 1

• -2 ≤ x ≤ 3

• -2 ≤ y ≤ 3

What is the DOMIAN?

• -4 ≤ x ≤ 1

• -4 ≤ y ≤ 1

• -2 ≤ x ≤ 3

• -2 ≤ y ≤ 3

What is the RANGE?

• y ≤ 2

• y ≥ 2

• All Real Numbers

• -2 ≤ y ≤ 2