Functions Quiz

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Is this mapping a function or not a function? 

• Function
• Not a Function 

Is this table a function or not a function? 

• Function
• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function

What is x if

f(x) = -1?

• 4

• 0

• 3

• 6

What is the range of the graph?

• -4 ≤ x ≤ 3

• 3 ≤ x ≤ -3

• -2 ≤ x ≤ 10

• -3 ≤ x ≤ 10

What is the domain of the graph?

• -3 ≤ x ≤ 3

• 3 ≤ x ≤ -3

• -2 ≤ x ≤ 10

• -3 ≤ x ≤ 10

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Is this a function or not a function?

• Function
• Not a Function

Evaluate f(-2) if f(x) = x+3

• -1
• 1
• 5
• -5