Solve Quadratics Practice

5x²-25x=5x-40

• x= -4, -2

• x= -4, 2

• x= 4, 2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:
x² + 3x - 18 = 0

• x = -3 and x = 6

• x = 3 and x = -6

• x = -9 and x = 2

• x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:
 x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA-REI.B.4B

x² -4 = 77

• 9

• -9

• No Real Solutions

• ±9

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots:

5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solutionb

Tags

CCSS.HSA-REI.B.4B

Solve for x.

(x - 7)² + 4 = 40

• x = -1, -13

• x = 1, 7

• x = -1, -7

• x = 1, 13

• x = -7, -13

Tags

CCSS.HSA-REI.B.4B

Solve for x.

(x - 4)² + 8 = 33

• x = -9, 1

• x = -1, 9

• x = 1, 9

• x = 3, 11

• x = -11, -3

Tags

CCSS.HSA-REI.B.4B

Solve for x.

-7(x + 3)² + 63 = 0

• x = 0, 6

• x = -6, 12

• x = -6, 0

• x = 6, 12

Tags

CCSS.HSA-REI.B.4B

x² + 4x - 32 = 0

• x= -8, 4

• x= 8, -4

• x= -8, -4

• x = -2, 16

Tags

CCSS.HSA-REI.B.4B