Quadratic Review 4/17

What is the vertex of the quadratic function shown?

• (5, 5)

• (-5, -5)

• (2, 0)

• (0, -2.5)

What is the equation for the axis of symmetry for the quadratic function shown?

• y = -3

• x = -3

• x = 5

• y = 5

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the quadratic function?

• 2

• 4

• -2

• 0

Tags

CCSS.HSF-IF.C.7A

Find y given x:
y = 2x² - 8x + 2
when x = 3

• y = -16
• y = -4
• y = 4
• y = 14

Tags

CCSS.6.EE.C.9

What are the solutions?

• -2, 4

• -8

• ±8

• No real solution

What are the zeros?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Find the zeros of the equation: 
(x+10)(x-2) = 0

• 10 and 2
• -2 and 10
• -10 and 2
• -2 and -10

• ± 1
• ± 4/3
• ± 3/4
• No real solution

Tags

CCSS.8.EE.A.2

Solve the equation using square roots.
x² = 121

• 60.5
• ± 11
• ± 12
• 11

Tags

CCSS.8.EE.A.2

Solve the equation by factoring.
x² + 13x + 40 = 0

• -8, 5
• -40, -1
• 5, 8
• -8, -5

Tags

CCSS.HSA-REI.B.4B