Review: Graph Quadratics using Intercepts

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

Tags

CCSS.HSF-IF.C.7A

What piece of information does c identify in the following equation?
y=ax²+bx+c

• Zeroes
• Axis of Symmetry
• Direction
• y-intercept

A quadratic function has zeros -7 and 9.
What are the linear factors of the function?

• (x+7) (x-9)
• (x-7) (x+9)
• (-7,0) (9,0)
• (0,-7) (0,9)

Tags

CCSS.HSF-IF.C.7C

Identify the x-intercepts:

y= -3(x-5)(x+5)

• (-3,0) and (5,0)

• (5,0) and (-5,0)

• (5,0) and (0,5)

• (0,5) and (0,-5)

Tags

CCSS.HSA.APR.B.3

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

What is the axis of symmetry for this parabola?

• x = 2

• x = - 8

• x = -1

• y = -1

Tags

CCSS.HSF-IF.C.7A

What is the equation for this parabola in factored form?

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

Tags

CCSS.HSF-IF.C.7A

Find the vertex   y = (x - 5)(x - 1)

• (5, 1)
• (-5, - 1)
• (3, -4)
• (-3, 32)

What is the x-coordinate of the vertex of the parabola?
 y = (x - 8)(x + 2)

• 3
• -3
• 8 and -2
• -8 and 2

What is the vertex of the function?

• (-3, -16)

• (3, 20)

• (-6, -7)

• (0, -7)