Unit Review

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

• Function
• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function 

What is the slope?

• 2

• 1

• 0

• -2

Tags

CCSS.8.EE.B.5

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.8.EE.B.5

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

Tags

CCSS.8.EE.B.5

Find the slope of the line that passes through:
(-2, 8) and (0, 8)

• 0
• -2
• 2
• 1/2

Tags

CCSS.8.EE.B.5

In the equation y=mx+b,
what does m represent?

• Nothing in particular
• The y-intercept
• The x-intercept
• Slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Name the equation that is represented by the graph.

• y=2x+4
• y=-2x+4
• y=2x-4
• y=-2x-4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the equation of a line when m = -7 and b = -8?

• y = -7x + 8

• y = -7x - 8

• y = 7x - 8

• y = 7x + 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3