Evaluating Functions

Front

Back

f(-2) = -9

Front

Evaluate r(3)

Back

r(3) = 16

Front

Back

-9

Front

Evaluate r(3)

Back

r(3) = 16

Front

Evaluate f(x) = x² for f(-8)

Back

64

Front

How would you write y = 2x - 3 in function notation?

Back

f(x) = 2x-3

Front

What does it mean to find f(2)?

Back

Let x = 2

Front

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

Back

Plug a 1 in for all the x's

Front

If I know that f(2) = 4, what is another way I can write my answer? Options:

2,4

,

(2, 4)

,

That is the only way to write it.

Back

(2, 4)

Front

If f(x) = 2x + 1, find f(1).

Back

f(1) = 3