Evaluating Functions

• f(-2) = -1

• f(-2) = -9

• f(-2) = 9

• f(-2) = 0

Evaluate r(3)

• r(3) = 16

• r(3) = 12

• r(3) = 13

• r(3) = 0

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

Let g(x)=9x+24, find g(3).

• 3

• 33

• 51

• -2.66

Evaluate the given function.

Mathematical Equivalence

ON

Evaluate the given function.

Mathematical Equivalence

ON

Compare the functions

g(0)=​ (a)   and h(0)=​ (b)  

so

g(0) ​ (c)   h(0)​

• 7

• 6

• >

• <

Evaluate the function at h(-5).

Mathematical Equivalence

ON

f(-2)=​ (a)  

g(-2)=​ (b)  

h(-2)=​ (c)  

• 3

• 6

• -3

• -6

• 5

• -5

• 11

• -11

Mathematical Equivalence

ON