Solve Quadratic Equations Using Square Root Property

Solve by taking square roots:

k² - 6 = -50

• k = ±4i√11

• k = ±4√11

• k = ±2i√11

• k = ±2√11

Tags

CCSS.HSA-REI.B.4B

Solve by taking square roots.

x² = -121

• ± 11

• ± 11i

• ± 12

• 11i

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

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 x² - 1 = 0

• x = 1 or x = -1

• x = 1/2 or x = -1/2

• No solution

• x = 2

Tags

CCSS.HSA-REI.B.4B

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

Show your work on paper!

• ±10

• -14, 6

• -6, 14

• 100

Tags

CCSS.HSA-REI.B.4B

Solve x² = 81

• x = 9

• x = -9

• x = 9 or x = -9

• x = 40.5

Tags

CCSS.8.EE.A.2

Solve using the square root property.

2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

• ±10

• -14, 6

• -6, 14

• 100

Tags

CCSS.HSA-REI.B.4B

Use the square root property to solve the Quadratic Equation.

x² = -49

• ± 7

• -7

• ± 2401

• no real solution

Tags

CCSS.HSA-REI.B.4B