PreCal TEST 3 Review

What is g(7) if:

• -17
• -13 
• 13       
• 17

What is g(7) if:

• -17
• -13 
• 13       
• 17

What is f when x equals 0?

• -5
• 0
• 1/2
• 1

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

Match the graph with the correct equation.

• 
• 
• 
• 

1. What is this type of function called?

• Discrete Function 
• Segment Function
• Step Function
• Jump Function

Where is this piecewise function discontinuous and what type of discontinuity is it?

• x =2 point
• x = 2 jump
• x = -1 point
• x = -1 jump

What is f(-1)?

• 6
• -2
• sqrt(2)
• DNE

What is f(-2)?

• 4
• 1
• 1
• DNE

What is the DOMAIN of the function?

• (-∞, +∞)
• (-∞, 4]
• (-∞, 4)
• [0, 4]