Solving Quadratic Equations Part 1

Solve by factoring x² - 9x + 20 = 0

• x = -2, 10

• x = -5, -4

• x = 4, 5

• Not factorable

Solve by factoring

x²+2x-15=0

• x = 3 or x = 5

• x = 5 or x = -3

• x = -5 or x = 3

• x = -3 or x = -5

Solve by factoring

x²+12x+35=0

• x = -5 or x = -7

• x = 5 or x = 7

• x = -35 or x = -1

• x = -9 or x = -4

Tags

CCSS.HSA-REI.B.4B

Solve by factoring x² + 6x + 9 = 0

• x = -3

• x=-4, -5

• x=3

• Not factorable

What are the solutions to this equation? (x-3)(x+2)=0

• x=3,-2
• x=-3,2
• x=2,3
• x=3,2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
3a² - 12a + 12 = 0

• -2
• 2
• 2/3
• 5

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
b² + 2b - 24 = 0

• x = 6 or x = -4
• x = -6 or x = -4
• x = 6 or x = 4
• x = -6 or x = 4

Tags

CCSS.HSA-REI.B.4B

Solve using square roots. x² - 4 = 0

• x = 2

• x = 2 or -2

• x = -2

• x = 16 or -16

Solve using square roots. 3x² - 15 = 0

• x = -√5

• x = 5 and -5

• x = √5

• x = √5 and -√5

Solve using square roots 4x² = 64

• x = 16, x = -16

• x = 4, x = -4

• x = 8, x = -8

• x = 32, x = -32