Equations of Quadratics

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

Given the points (-2, 0) and (4, 0) what is the axis of symmetry?

• x = 1

• x = 0

• x = 2

• x = -4

Tags

CCSS.HSF-IF.C.7A

Write the equation of the graph:

• x² - 9

• x² + 9

• x² - 9x - 1

• x² + 9x + 1

Tags

CCSS.HSF-IF.C.7A

How do you find the a value of a quadratic equation?

• FOIL the factored zeros

• Plug the third point into your written equation

• Look on the graph

• Plug in the zeros to the equation

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

• y = x(x + 7)

• y = x(x - 7)

• y = x( 7x )

• y = x( -7x )

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Write the equation for the quadratic in vertex form.

Which equation is CORRECT for the graph?

Tags

CCSS.HSF-IF.C.7A

If a quadratic has real solutions, what are all of the words that mean the same thing. Select all that apply.

• roots

• zeroes

• x-intercepts

Tags

CCSS.HSF-IF.C.7A