CCSS.Math.Content.8.F.A.2

Which list orders the quadratic functions from narrowest to widest?

• y = x² 
  y = 4x² 
  y = 2x² - 2  
  y = 0.5 x²
• y = 0.5 x²  
   y = x² 
  y = 2x² - 2 
  y = 4x²
• y = 4x² 
  y = 2x² - 2
   y = x² 
  y = 0.5 x²  
•  y = 2x² - 2
   y = 4x²
   y = 0.5x²
   y = x²

Tags

CCSS.Math.Content.8.F.A.2

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Tags

CCSS.Math.Content.8.F.A.2

Carol wants to join a dance studio. Studio A charges $100.00 for the entry fee and $45.00 per class, while Studio B charges $125.00 for the entry fee and $30.00 per class. If Carol were to take 5 classes which studio should Carol join? How much would she save joining the cheaper dance studio? 

• Studio A; $40.00
• Studio A; $50.00
• Studio B; $50.00
• Studio B; $40.00 

Tags

CCSS.Math.Content.8.F.A.2

Is the function linear or nonlinear?

• Linear
• Nonlinear

Tags

CCSS.Math.Content.8.F.A.2

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

Tags

CCSS.Math.Content.8.F.A.2

What does the point (2,4) represent?

• They get 2 cm of rain in 4 hours
• In 2 hours it rains 4 cm
• ¹/₂ cm per hour
• 1/2 hour per 1 cm of rain

Tags

CCSS.Math.Content.8.F.A.2

Which graph represents the equation:

y = -4x + 4

• 
• 
• 
• 

Tags

CCSS.Math.Content.8.F.A.2

Identify three verbal statements that represent the expression below.

4n - 16

• The product of four and a number decreased by 16

• The quotient of four and a number minus 16

• Four times a number less than 16

• The difference between four times a number and 16

• Sixteen less than four times a number

Tags

CCSS.Math.Content.8.F.A.2

Determine the slope and y-intercept from the following equation: y = 3/2x + 3

• slope: 5 y-intercept: 3

• slope: 3/2 y-intercept: 3

• slope: 4 y-intercept: 3/2

• slope: 1/5 y-intercept: 5

Tags

CCSS.Math.Content.8.F.A.2

Which of the following could be the slope-intercept equation of the graph shown?

• $y\ =\ 4x\ -\ 2$

• $y\ =-4x\ +2$

• $y\ =\ \frac{1}{4}x\ -\ 2$

• $y\ =\ \frac{1}{4}x\ +\ 2$

Tags

CCSS.Math.Content.8.F.A.2