Solving Piecewise Functions

What is f(-2)?

• 4

• 1

• 1

• DNE

What is m(-3) if:    

• -3

• 0.5

• 3

• -3.5

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

Use the piecewise function from the picture.  Evaluate f(-4).

• 7

• 7.9

• -4

• -25

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

• $12.75
• $35
• $43.40
• $27.75

What are the domain restrictions for the green piece of this function?

• -2 < x ≤ 1

• -1 < x ≤ 0.5

• x > -2

• x ≤ 1

What is f when x equals 4?

• -5

• 0

• 3

• 6

What is f when x equals 0?

• -5

• 0

• 1/2

• 1