Solving Quadratic Equations

• x = 5 only
  

• x = -5 only
  

• x = 5 and -5
  

• There are no real solutions
  

Tags

CCSS.8.EE.A.2

Solve for the values of x:
(x + 2)(x - 3) = 0

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• { 2, 3 }
• { -2, -3 }
• { 2, 3 }
• { -2, 3 }

Tags

CCSS.HSA-REI.B.4B

Solve by the Extraction of Roots method: x² = 16

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• ± 4

• ± 8

• 4

• 8

Tags

CCSS.HSA-REI.B.4B

Solve by the Extraction of Roots method: (x - 2) ² = 49

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• 9 or -5

• ± 9

• ± 5

• ± 7

Tags

CCSS.HSA-REI.B.4B

What are the zeros?

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

Tags

CCSS.HSA.APR.B.3

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the solutions of this graph?

• x=-2 and x=3
• x=-1/2 and x=-6
• x=-2 and x=-6
• x=3 and x=-6

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

Find the solutions 9k² = 225

Show your work on paper!

• 4
• 4, -4
• 25, -25
• -5, 5

Tags

CCSS.8.EE.A.2

How many solutions (x-intercepts) does the quadratic have?

• Two Solutions
• One Solution
• 0 Solutions
• I don't know

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10