6 Domain, Range, Intervals and Functions

• Function
• Not a Function

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

Is this table a function or not a function? 

• Function
• Not a Function

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

What is the range?

• x≥0

• y≥0

• All real numbers

• {0, 1, 2, 3, 4,...}

What is the Range?

• y ≥ 6

• -10 ≤ y ≤ 6

• -10 ≤ x ≤ 6

What is the Domain?

• y ≥ 6

• -10 ≤ y ≤ 6

• -10 ≤ x ≤ 6

What is the domain of the graph?

• {x| -∞ ≤ x ≤ ∞}
• (-∞,∞)
• -3 ≤ x ≤ 3
• -15 ≤ y ≤ 9