Piece Wise Functions

What is g(7) if:

• -17

• -13 

• 13       

• 17

What is m(-3) if:    

• -3

• 0.5

• 3

• -3.5

What is f(2)?

• 3

• 2

• 1

• None of these

A Piece-Wise function is ALWAYS continuous.

• True

• False

Which piecewise function corresponds to this graph? (Take your time)

• f(x) = { x  if x < 4;   -x+1  if x ≥ 4

• f(x) = { x  if x ≤ 4;  -x+1  if x > 4

• f(x) = { -x+1  if x < 4;  x  if x ≥ 4

• f(x) = { -x+1  if x ≤ 4;  x if x > 4

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

Use the function f\left(x\right)=3x-5,\ \ x\le3
5x-10,\ \ x>3
to find
f\left(8\right)

• 19

• 40
  

• 30
  

• 9

What is the RANGE of the function?

• (-∞, +∞)

• (-∞, 4]

• (-∞, 4)

• [0, 4]

• -4

• 8

• -2

• 2