Evaluating Functions Domain and Range

Is this mapping a function or not a function? 

• Function

• Not a Function

f(x)=x²-5

Find the domain, if f(x) = -1

• 2

• -2

• 0

• 1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Evaluate for f(4)

• -3

• 0

• 4

• 7

Evaluate for f(2)

• -3

• 0

• 4

• 7

Determine x, if f(x) = 0

• -3

• 0

• 4

• 7

Evaluate for f(-3)

• -2

• 2

• 0

• 6

Evaluate for f(0)

• -2

• 2

• 0

• 6

Evaluate f(5)

• 1

• 10

• 13

• 16

Is this set of ordered pairs a function or not a function? 

• Function

• Not a Function