Formative 2 Quiz - Functions Study Guide

The mapping below represents all of the points on the graph of the function f. What is the domain of f?

• {-4, -1, 0, 2, 7}

• {-5, 0, 1, 2, 4}

• All Real Numbers

• -4 ≤ x ≤ 7

• Function
• Not a Function

• Function
• Not a Function

• Function
• Not a Function

Is this graph pictured a function?

• Yes

• No

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

• -1
• 1
• 5
• -5

Fill in the blank that will give the correct output!

f(x) = 2x+1,

f(x) = 13

f(___)=13

Is the ordered pair (2, 3) a solution of 2y = 4x - 2?

• Yes

• No

Which of these is a solution to the equation
y = 2x - 7?

• (2,-3)
• (0, 7)
• (3, 2)
• (-4, -1)

Find the 2 missing OUTPUT values.

• 6 & 12
• 4 & 12
• 4 & 2
• 6 & 2