Classwork: Piecewise Functions

Front

When x is less than or equal to 2, what equation is shown in the graph? Options: f(x) = 3, f(x) = x, f(x) = | x |, f(x) = | x - 1 |

Back

f(x) = | x |

Front

What is g(7)?

Back

17

Front

Using the pictured graph, what is f(-3)? Options: -3, -1, 1, 3

Back

-3

Front

Back

A

Front

What is f(-2)?

Back

4

Front

What is the RANGE of the function?

Back

(-∞, 4]

Front

Evaluate f(0)

Back

0

Front

A house painter charges $12 per hour for the first 40 hours he works, $18 for the ten hours after that, and $24 for all hours after that. How much does he earn for a 70 hour week?

Back

$1140

Front

Find x if y = 1. Options: x = -1, x = 0, -2 < x < 1, x = -3 or x = 2.

Back

x = -3 or x = 2

Front

What is the DOMAIN? Options: (-∞, +∞), (-∞, -1] U [3, +∞), [-1, +∞), (-1, 0] U (0, +∞)

Back

(-∞, -1] U [3, +∞)