Solve Using Square Root

Use the square root property to solve the Quadratic Equation.
2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

x² + 4 = 68

• ± 8

• ± √8

• 8

• ± 64

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

7x² + 1 = 8

• ± 1

• ± 7

• ± √7

• ± 8

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Tags

CCSS.8.EE.A.2

Solve by taking the square root:

(x + 1) ² = 25

• ± 5

• 4 or -6

• -4 or 6

• ± 4

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.

• ± 1/4

• ± 9/36

• ± 1/2

• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots:
a² + 9 = 9

• no solution

• a = 0

• a = 3 or -3

• a = 18

Tags

CCSS.HSA-REI.B.4B

x² -4 = 77

• 9

• -9

• No Real Solutions

• ±9

Tags

CCSS.8.EE.A.2

Solve for x.

x² = 36

• x = ± 6

• x = ± 18

• x = 6

• x = 18

Tags

CCSS.8.EE.A.2