Intro to Vertex Form Quadratics

What is the vertex of the graph. Is it a maximum or minimum?

• (-2,1) minimum

• (-2, 1) maximum

• (2, -1) minimum

• (2, -1) maximum

Which of the following is the vertex of the graph?

• (2, 0)

• (-2, 0)

• (0, 4)

• (-1, 3)

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 y=x² + 4x +3?

• (2,1)

• (-2,1)

• (0,0)

• (-2,-1)

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

Find the axis of symmetry and vertex

• x=3 (3,-3)

• x=4, (4,-4)

• x= -4, (-4,4)

• x=-4 (-4, 60)

Determine whether the table is linear or quadratic by determining the first and second differences.

• QUADRATIC

• LINEAR

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

• y = -2

• x = 3

• x = -3

• y = 2

Find the vertex of
y = x² + 4x + 1
Use the equation in the picture!

• (0, 0)

• (-2, 13)

• (2, 13)

• (0.375, 6.0625)

What is the y-intercept of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)

Tags

CCSS.HSF-IF.C.7A