EOC Review 8- Solving Quadratics by Factoring

Solve
a² + 2a - 24 = 0

• a = -6, 4
• a = 6, -4
• a = 12, -2
• a = 8, -3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve
2x² + 17x + 21 = 0

• x= ^-21/₂, -17
• x= ²/₃, 16
• x=-7, ^-3/₂
• x=15, -³/₇

Tags

CCSS.HSA-REI.B.4B

Solve
8n² + 10n - 3 = 0

• n = ^-1/₈, ¹⁰/₃
• n = ⁴/₅, - 2
• n = ¹/₄, ^-3/₂
• n = 2, -12

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
15 = 8x² - 14x

• x = -5 or x = 3/8
• x = -2/5 or x = 4/3
• x = -3 or x = 5/8
• x = -3/4 or x = 5/2

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve.
x² + 2x - 15 = 0

• x = -5 or x = 3
• x = -3 or x = 5
• x = 3 or x = 5
• x = -5 or x = -3

Tags

CCSS.HSA.REI.B.4

Solve for the values of x:
(x - 3)(x + 6) = 0

• { -3, -6 }
• { 3, -6 }
• { -3, -6 }
• { 3, 6 }

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Solve for the values of x:
(2x - 1)(x + 4) = 0

• { 1/2, -4 }
•  { 1/2, 4 }
• { 2, -4 }
• { -2, 4 }

Solve using Zero-Product Property
(x-11)(5x+1) = 0

• x = 11 or x = -1/5
• x = -11 or x = -1/5
• x = 11 or x = 1/5
• x = -11 or x = 1/5

Solve and give the product of the solutions.
3x² - 7x + 2 = 0

• 2/3
• 7
• 2
• 3

solve.
6x²=-42x+360

• -12, -5
• -12,5
• 12, -5
• 12, 5