Evaluating Piecewise Functions

Front

Which function should you use to evaluate f(x) when x = 4? Options: f(x) = x-2, f(x) = 2x + 1, f(x) > 0, f(x) = 4

Back

f(x) = 2x + 1

Front

Use the graph to evaluate f(5) (HINT: when x = 5 what does y equal?) Options: 0, 2, 4, 6

Back

4

Front

How much does it cost to rent the Karaoke machine for 3 days? Options: $50, $100, $150, $175

Back

$100

Front

If you have $75, how many days can you rent the Karaoke machine?

Back

2 days

Front

How much does it cost to make 300 photocopies? Options:

$24.00

,

$20.00

, $40.00, $300.00

Back

$24.00

Front

Find f(2)

Back

f(2) = 1

Front

Find f(-2)

Back

f(-2) = 0

Front

Evaluate the function when x = 2.

Back

f(2) = ½(2) + 1 = 2

Front

Evaluate the function when x = 6

Back

f(6) = 7

Front

Find g(4)

Back

g(4) = 2