Operations on Piecewise Functions

What is f(-1)?

• 6

• -2

• sqrt(2)

• DNE

What is f(-2)?

• 4

• 1

• 1

• DNE

What is f when x equals 8?

• 0

• 5

• 11

• 16

A piecewise function (f(x)) is shown in the graph. What is f when x equals 0?

• -4

• 0

• 1

• Does not exist

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

The piecewise-defined function f(x) is shown. 
f(x)=x+2,   x≤0
f(x)=4x,     x>0
What is f(−3)?

• 12

• 5

• -1

• -12

What is this type of function called?

• Discrete Function 

• Segment Function

• Step Function

• Jump Function

What is the RANGE of the function?

• All real numbers

• y ≤ 4

• y < 4

• 0 ≤ y ≤ 4

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