Lesson 7.3 Factoring and solving

x² + 12x + 32 = 0

• x = -4, 8

• x = 4, 8

• x = -4, -8

• x = 0, 12

Tags

CCSS.HSA-REI.B.4B

Solve

a² - 9 = 0

• a = -1, 9

• a = 1, -9

• a = 3, -3

• a = 0, 9

Tags

CCSS.8.EE.A.2

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2
• x = -3/2 and x = -2
• x = 6 and x = 7
• x = -6 and x = -7

Tags

CCSS.HSA-REI.B.4B

Solve
a² + 2a - 24 = 0

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

• x = 4 or x = -5

• x = -4 or x = 5

• x = -4 or x = -5

• x = 4 or x = 5

Factor and solve:

z² − 14z + 45 = 0

• z = 1, 45

• z = −1, 45

• z = −5, 9

• z = 5, 9

Solve
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Solve using the zero product property

6x² + 17x + 12 = 0

• x = -4/3, x = -3/2

• x = 9, x = 8

• x = 4, x = 3

• x = -4, x = -3

Solve using square roots

2x² - 3x - 2 = 0

• x = 1, x = -1

• x = -1/2, x = 2

• x = 1/2, x = 2

• x = 1/2, x = 1