Solving Quadratic Equations: Factoring and Square Root Prop.

Solve the equation by factoring.

x²+5x+6=0

• x= -3 or x = -2

• x = -6 or x = 1

• x = 3 or x = 2

• x = -3 or x = 2

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

x²+x+3=0

• x = 1 or x = 3

• x = -1 or x = -3

• x = -3 or x = 1

• No solutions

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

x²-5x+6=0

• x=1 or x=-6

• x=3 or x=2

• x=-3 or x= 2

• x=-1 or x=6

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

x²4x+4=0

• x = 2

• x = -2

• x = -4 or x = 1

• x = -4 or x = -1

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

x²-x-12=0

• x = 4 or x = -3

• x = -3 or x = -4

• x = 6 or x = 2

• x = 4 or x = 3

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots.

2x² - 8 =100

• x = ±√54

• x = ±3√6

• x = ± 9√6

• x = ±2√27

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.
x² + 13x + 40 = 0

• -8, 5
• -40, -1
• 5, 8
• -8, -5

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solution

Tags

CCSS.8.EE.A.2

Solve using square roots.

• ±81
• ±9
• ±3
• No real solution

Tags

CCSS.8.EE.A.2

Solve by taking square roots.

x² = -121

• ± 11

• ± 11i

• ± 12

• 11i

Tags

CCSS.HSA-REI.B.4B