8th grade Math Review 3

Which graph is linear?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.8.F.A.3

Is the equation linear, exponential, or quadratic?
y = 2x+ 4

• Linear
• Exponential
• Quadratic
• None of the above

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

What is the y-intercept of the function?

• (0,2)
• (0,3)
• (0,1)
• (0,-2)

What is the y-intercept in the equation y= -2x + 5

• -2
• 3
• 5
• Cannot be Determined

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

Dave owns a lawn business. He charges $10 per hour and a $25 dollar disposal fee. What is the correct equation Dave would use to find out how much to charge his customers?

• y = 25x + 10
• x = 25y + 10
• y = 10x +25
• x = 10y + 25

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

CCSS.8.F.B.4

What is the initial value of the following graph?

• (3, 0)
• (0, 3)
• (4, 0)
• (0, 4)

Tags

CCSS.8.F.B.4

CCSS.8.F.B.5

CCSS.8.SP.A.3

What is the y-intercept?

• (0,7)
• (0, 0)
• (0,1)
• (0, 2)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

CCSS.8.F.B.4

CCSS.8.SP.A.3

When writing an equation of a function, the rate of change is...

• the number being added or subtracted
• The number without the variable
• the number next to the input
• the "x"

Tags

CCSS.8.F.B.4

CCSS.8.SP.A.3

Find the slope between the two given points: (-2,1) and (5,7)

• 7/6
• 2
• 6/7
• -2

Tags

CCSS.8.EE.B.5

CCSS.8.EE.B.6

CCSS.8.F.B.4

Which function is linear?

• f(x)
• h(x)
• g(x)