Solving Quadratics

-5x² = -50

• ± 5

• ± 10

• ± √10

• -10

Tags

CCSS.8.EE.A.2

Find the zeros of this quadratic.

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve by factoring.

• -2, 4

• -8

• ±8

• No real solution

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Solve by using the quadratic formula.

6x² + 17x + 12 = 0

• x = -4/3, x = -3/2

• x = 9, x = 8

• x = 4, x = 3

• x = -4, x = -3

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve by factoring.

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

• A

• B

• C

• D

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve by quadratic formula 2x² + 7x - 15 = 0

• -1.5 or 5

• No Solution

• -5 or 1.5

• 0.7 or 5

Tags

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.B.4

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• -4.9 and -0.1

• -8.54 and 8.54

• -0.45 and 3.55

• -6.77 and 1.77

Tags

CCSS.HSA.REI.B.4

Solve by completing the square.
y² + 10y = -9

• 1 and -12
• -1 and -9
• 1 and -9
• 1 and -1

Tags

CCSS.HSA.REI.B.4