Finding Zeros and Vertex of Quadratics

Does this graph have a maximum or minimum?

• Minimum

• Maximum

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

In factored form you can see the ______ of the graph easily.

• y-intercept

• vertex

• x-intercepts

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

• (1, 2)

• (-1, -2)

• (1, -2)

• (-1, 2)

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A

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 axis of symmetry for this graph?

• y=2

• x=2

• x=0

• y=0

Tags

CCSS.HSF-IF.C.7A

Which of the following equations matches standard form of a quadratic?

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

The equation for the axis of symmetry line is x = -b/(2a)

• true

• false

• x = -4

• x = 4

• y = 4

• y = -4