Solving Quadratics by Factoring

Write a quadratic equation in standard form with the given roots: 1, 7

• x² - 6x - 7
• x² + 8x + 7
• x² - 8x + 7
• x² + 6x - 7

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Write a quadratic equation in standard form with the given roots: -2, -5

• x² - 3x - 10
• x² + 7x + 10
• x² - 7x + 10
• x² + 2x - 10

What two number factors multiply to 10 and add up to 11

• 1, 10
• 2, 5
• -10, -1
• 7, 3

Tags

CCSS.4.OA.B.4

What two number factors multiply to -192 and add up to -4

• 16, 12
• -12, 16
• 192, 4
• -16, 12

Factor the polynomial: 
x² + 7x - 18

• (x + 2)(x - 9)
• (x - 6)(x + 3)
• (x - 2)(x + 9)
• (x + 6)(x + 3)

Factor the polynomial: 
x² - 25

• (x + 5)(x - 5)
• (x - 25)(x + 1)
• (x - 1)(x + 25)
• (x + 5)(x + 5)

Tags

CCSS.HSA.APR.C.4

Solve by factoring:
x² - 6x + 5 = 0

• -6, -1
• -5, -1 
• 1, 6
• 5, 1

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:
x² - 9x = 0

• 9
• 0, 9
• -9, 0
• -9

Tags

CCSS.HSA-REI.B.4B