ALG2 U1T2

Which "piece" of the function would you use to evaluate the piecewise function for f(-4)

Evaluate the piecewise function for f(2). Type only the number in the answer.

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

What is the DOMAIN of the function?

• All Real Numbers

• x ≤ 4

• x > 4

• 0 ≤ x ≤ 4

Which graph matches:

-x+4 if x < 2

2x-6 if x ≥ 2

• A

• B

• C

• D

What is the domain interval for the green piece of this function?

• -2 < x ≤ 1

• -1 < x ≤ 0.5

• x > -2

• x ≤ 1

What is the RANGE of the function?

• All Real Numbers

• y ≤ 4

• y < 4

• 0 < y < 4

What is the equation of the graph below?

• f(x ) = I x + 4 I + 2
• f(x ) = -I x - 4 I + 2
• f(x ) = I x - 4 I + 2
• f(x ) = -I x + 4 I + 2

What is the equation of the graph below?

• f(x) = - I x + 2 I 
• f(x) = - I x - 2 I 
• f(x) =  I x + 2 I 
• f(x) =  I x - 2 I 

What is the equation of the graph below?

• f(x) = I x I -1
• f(x) = I x I +1
• f(x) = - I x I -1
• f(x) = -I x I +1