Graphing Quadratic Functions

What is the axis of symmetry?

• the slope of the graph

• the line that splits the parabola in half

• a way to spin my pencil

• the x-axis

Tags

CCSS.HSF.IF.B.4

CCSS.HSG.GPE.A.2

What is the vertex and axis of symmetry?

• vertex (0,3)

  y = 3

• vertex (3,-2.5)

  x = 3

• vertex (5,1)

  x = 5

• vetex (1,5)

  x = 1

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.REI.B.4

Where is the vertex and the axis of symmetry for this parabola?

• vertex (-1, 3)

  x = −1

• vertex (0,1)

  x = 0

• vertex (3,0)

  y = 3

• vetex (-3, 0)

  x = −3

Tags

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.A.2

CCSS.HSA.CED.A.2

What is the vertex and the axis of symmetry for the following equation? y=4x²-8x+9

• vertex (-8, 1)

  x=-8

• vertex (1, 5)

  x=1

• vertex (-1, 5)

  x=-1

• vertex (2, 2)

  x=2

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

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

• y = -2
• x = 3
• x = -3
• y = 2

What is the vertex of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

Tags

CCSS.HSA.REI.D.10

A half-pipe at a skate park is approxiamtely 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)
• (36, -3)
• (3, 0)
• (0, 3)

Tags

CCSS.HSA.REI.B.4

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which of the following functions graphs the parabola shown?

• y = -x² - 6
• y = -x² + 6
• y = x² - 6
• y = x² + 6x

Tags

CCSS.HSF-IF.C.7A

Which of the following functions graphs the parabola shown?

• y = -2x² - 6x + 1

• y = -2x² - 6x - 1

• y = 2x² - 6x + 1

• y = 2x² + 6x + 1

Tags

CCSS.HSF-IF.C.7A