Parts of a Parabola Review

What is the vertex of this parabola?

• (-4, -3)

• (4, -3)

• (-4, 3)

• x=4 and x=3

What are the x-intercepts?

• x=4 and x=6

• (4, 6)

• x= - 4 and x= - 6

• (-4, -6)

Tags

CCSS.HSF-IF.C.7C

y = -2 (x + 3)(x - 1)

What are the x-intercepts?

• x=3 and x=-1

• (-3, 1)

• (-3, 1)

• x= - 3 and x= 1

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

If these points are the roots of a parabola.

What is the axis of symmetry?

• x = 2

• x = 1

• x = 3

• x = - 3

Tags

CCSS.HSF-IF.C.7A

If these points are the roots of a parabola.

What is the axis of symmetry?

• x = -2

• x = 1

• x = -3

• x = -1

Tags

CCSS.HSF-IF.C.7A

What should the other root be?

HINT: it should be the same distance from the axis of symmetry as the other root

• x = 4

• x = 5

• x = -1

• x = 6

Tags

CCSS.HSF-IF.C.7A

When a quadratic is written in VERTEX form, we can easily find the...

• y-intercepts

• x-intercepts

• vertex

What form is this quadratic written in?

y = -2 (x + 7)(x + 1)

• intercept form

• vertex form

• standard form

How many roots does the function have?

• A 0

• B) 1

• C) 2

• D) ∞

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry of the above graph?

• x = -1

• x = 3

• y = -1

• y = 3

Tags

CCSS.HSF-IF.C.7A