Solving Quadratic Equations

Solve by factoring: x² - 7x - 18

• -7 and -18

• 9 and 2

• 9 and -2

• 2 and 7

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4
• -4 & 10
• -8 & 4
• 8 & -4

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve this quadratic equation: x² = 16

• ± 4

• ± 8

• 4

• 8

Tags

CCSS.HSA.REI.B.4

Solve the quadratic equation: -5x² = -50

• ± 5

• ± 10

• ± √10

• -10

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve the quadratic equation:

(x - 2) ² = 49

• 9 or -5

• ± 9

• ± 5

• ± 7

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve the following quadratic equation...

x² + 3x + 2 = 0

• x = -1

  x = -2

• x = 1

  x = 2

• x = -1

  x = 2

• x = 1

  x = -2

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation...

x² + 7x + 12 = 0

• x = -2

  x = -6

• x = -3

  x = -4

• x = -1

  x = -12

• x = 2

  x = 6

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

CCSS.HSA.REI.B.4

What is another word for zeros?

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

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

What are the x-intercept/s of the function? 

• (3,0)
• (-3,0)
• (9,0) & (-9,0)
• (-3, 0) & (3, 0)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4