Solving Quadratic Equations Using Square Root Method

Solve each equation by taking square roots.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve each equation by taking square roots.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve each equation by taking square roots.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve each equation by taking square roots.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Decide on the best method:
x² - 18 = 0

• Square Root Method

• Factor Method 

• Complete the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

x² = 16

• ± 4

• ± 8

• 4

• 8

Tags

CCSS.8.EE.A.2

• x=10

• x=-10

• x= -10, 10

• x= -50,50

Tags

CCSS.HSA-REI.B.4B

Solve using the square root method:

x² - 49 = 0

• x = -7, x = 7

• x = -7

• x = 7

• x = -7, x = 1

Tags

CCSS.HSA-REI.B.4B

Solve using square root method

3x² = 12

• ± 2

• 2

• ± √12

• ± 4

• 4

Tags

CCSS.8.EE.A.2

Solve using the Square Root Method

x² + 4 = 68

• ± 8

• ± √8

• 8

• ± 64

Tags

CCSS.HSA-REI.B.4B