LInear and Piecewise Functions

What is g(7) if:

• -17
• -13 
• 13       
• 17

Tags

CCSS.HSF.IF.A.2

Using the pictured graph, what is f(-3)? 

• -3
• -1
• 1
• 3

Tags

CCSS.HSF.IF.A.2

• A
• B
• C
• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the RANGE of the function?

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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

Tags

CCSS.HSF-IF.C.7B

A house painter charges $12 per hour for the first 40 hours he works, $18 for the ten hours after that, and $24 for all hours after that.

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

The graph represents a piecewise function. How many pieces make up the function?

• 1

• 2

• 3

• 4

Tags

CCSS.HSF-IF.C.7B

What is the equation and domain of the blue piece, labelled as "A"?

• f(x) = x + 1, x ≤ –1

• f(x) = x + 2, x ≤ –1

• f(x) = x, x ≤ –1

• f(x) = x – 1, x ≤ –1

Tags

CCSS.HSF-IF.C.7B

The equation of the red piece is y = 1. What is the domain of the red piece labelled "B"

• x > –1

• x < –1

• x < –1 or x > 1

• –1 < x < 1

What is the slope of the line passing through the points (3,5) and (-1,7)?

• -1/2
• -1
• -2
• 1/2

Tags

CCSS.8.EE.B.5