Functions Review

Evaluate f(-2) if f(x) = x²+ 3

• -1
• 1
• 7
• -7

Given h(x) = 5 - 9x, find h(8). 

Mathematical Equivalence

ON

For the function f(x) = -3(x-1) find f(0).

• 0
• -3
• 3
• -1

If f(x) = 7, what is the value of x?

f(x) = 3x+1

• 2

• 3

• 22

Mathematical Equivalence

ON

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 set of ordered pairs a function or not a function? 

{5,-2), (3,-5), (2,-5), (0,-2), (-1,-3)}

• Function
• Not a Function 

Which graph shows a relation that is a function?

• 
• 
• 
• 

• Function
• Not a Function