Factoring Quadratics to Find Key Features of a Quadratic Graph

• standard form

• factored form

• vertex form

• slope-intercept form

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

Does the quadratic have a max/min vertex, and does the parabola open up/down?

• max/ opens down

• min/ opens up

• max/ opens up

• min/ opens down

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

• y = (x - r₁)(x -r₂)

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

x²+4x-32=0

• x= -8, 4

• x= 8, -4

• x= -8, -4

Tags

CCSS.HSA-REI.B.4B

Solve
x² + 9x + 20 = 0

• x = -2, x = -10

• x = -3, x = -4

• x = -4, x = -5

• x = -4, x = -6

Tags

CCSS.HSA-REI.B.4B

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

Tags

CCSS.HSA-REI.B.4B