solving quadratics - factoring, graphing, completing the square

x²+4x-32=0

• x= -8, 4

• x= 8, -4

• x= -8, -4

Tags

CCSS.HSA-REI.B.4B

x²-14x-51=0

• x= 17, -3

• x= -17, 3

• x= -17, -3

Tags

CCSS.HSA-REI.B.4B

x²=18x-81

• x= -9, -9

• x= 9, 9

• x= -9, 9

Tags

CCSS.HSA-REI.B.4B

3x²+9x-30=0

• x= 2, -5

• x= 5, -2

• x= -5, -2

Tags

CCSS.HSA-REI.B.4B

81x²=25

• x= 5/9, -5/9

• x= -5/9, -5/9

• x= 5/9, 5/9

Tags

CCSS.8.EE.A.2

Solve using the Zero-Product Property.

(x + 4)(x − 3) = 0

• x = 4 and x = −3

• x = 2 and x = 1

• x = −4 and x = 3

• x = −2 and x = 1

Tags

CCSS.HSA-REI.B.4B

Solve using the Zero-Product Property.

7x(x − 6) = 0

• x =7 and x = −6

• x = 0 and x = 6

• x = 0 and x = −6

• x = 7 and x = 6

Tags

CCSS.HSA-REI.B.4B

Solve using the Zero-Product Property

(x −11)(5x + 1) = 0

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

• 2(x + 4)(x - 2) = 0;   x = -4, 2

• 2(x + 8)(x - 2) = 0;   x = -8, 2

Tags

CCSS.HSA-REI.B.4B