Functions Review

What is the range of the function shown?

• {10, 19, 26}
• {-3, 0, 4}
• {-3, 0, 4, 10, 19, 26}
• {0, 16}

What is the domain of the function graphed?

• x < 5
• x ≥ 1
• x > 0
• All real numbers

What is the range of the function graphed?

• -3 < x ≤ 6
• -3 < y ≤ 6
• 2 < y ≤ 6
• 2 < x ≤ 6

The ________ of this graph is {1,3,4,5,6}

• Function
• Not a Function

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

• Function
• Not a Function

Given f(x) = -5x - 15, find f(4).

Given f(x) = x² + 3x + 1, find f(-4).

Given f(x) = 16 - |x - 13|, find f(-4).