Axis of Symmetry, Minimum, and Maximum

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

• x=-8

• x=1

• x=-1

• x=2

Does
y = -4x²
have a maximum or minimum value?

• maximum

• minimum

Tags

CCSS.HSF-IF.C.7A

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

• y = -2

• x = 3

• x = -3

• y = 2

Name the Axis of Symmetry

• x = 1

• x = 0

Tags

CCSS.HSF-IF.C.7A

What is the minimum value of the quadratic function f(x) = x² - 2x + 7

• 6

• 7

Which best describes the vertex of a parabola?

• Any point on the parabola.

• A point on the x-axis.

• The highest or lowest point of a parabola

• A point on the y-axis.

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this quadratic equation?  
y = 2(x - 2)²  +  5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A

Identify the vertex

• (-1,-9)

• (0,-8)

• (-4,0)

• (0,0)