Quadratic Word Problems

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Find the axis of symmetry for the graph

• x = -1
• x = 1
• x = 3
• x = -1 , 3

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.B.4

What is the axis of symmetry?

• x = - 4
• x = - 2
• x = 0
• x = 4

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

Find the axis of symmetry for f(x) = x² + 4x - 5 

• x = 2
• x = -2
• x = 4
• x = -4

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.B.4

What is the axis of symmetry for the following equation?
 $y=4x^2-8x+9$  

• x=-8

• x=1

• x=-1

• x=2

What is the vertex?

• (0, - 1)
• (0, 0.5)
• (-1, 0)
• (0.5, 0)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

What is the vertex of y = x² + 4x + 3?

• (2,1)

• (-2,1)

• (0,0)

• (-2,-1)

Find the vertex of 
f(x) = -x² - 4x + 12

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.B.4

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• x = -2

• x = 3

• x = -3

• x = 2

A half-pipe at a skate park is approximately parabolic in shape. It can be modeled by the quadratic function y = x² - 6x + 9. At what point would a skater be at the lowest part of the ramp?

• (-3, 36)

• (3, -3)

• (3, 0)

• (0, 3)