Axis of Symmetry and Vertex

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

What is the vertex?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

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

• y = -2
• x = 3
• x = -3
• y = 2

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Tags

CCSS.HSA.REI.B.4

Find the vertex of  y = -x² - 4x + 12.

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

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

Find the vertex of y = -2x²-16x+3.

• (4, -93)
• (-4, 35)
• (-4,99)
• (8,3)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

What is the "formula" for finding the axis of symmetry? 

Find the vertex of

y = 5x² - 20x + 13

• (5, -7)

• (-2, -7)

• (2, -7)

• (-7, -2)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.IF.B.4

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

• x=-8
• x=1
• x=-1
• x=2

Tags

CCSS.HSA.REI.B.4