Function Notation

Evaluate f(x)=4x-4 at x=-7

• f(-7)=5

• f(-7)=-32

• f(-7)=-7

• f(-7)=24

Evaluate f(n)=-4n+1 at n=7

• f(7)=7

• f(7)=29

• f(7)=-27

• f(7)=2

• f(5)=5

• f(5)=25

• f(5)=30

• f(5)=15

• g(-1)=-5

• g(-1)=5

• g(-1)=3

• g(-1)=-2

Given h(x) = 4 - 5x, find h(7).

Mathematical Equivalence

ON

• A
• B
• C
• D

If g(x) = 2(-5x +2) + 10, what is the value of g(4)?

Mathematical Equivalence

ON

If g(x) = 6(-8x + 12) + 7, what is the value of g(6)?

Mathematical Equivalence

ON

• f(4)=18

• f(4)=6

• f(4)=-4

• f(4)=9

If f(x) = 2x + 1, what would be your first step to find f(1)?

• Plug a 1 in for all the x's

• Set the function equal to 1

• Only plug a 1 into the left side

• Only plug a 1 into the right side