Solve Expressions Involving Square Root

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

4x² = 100

• ±10

• ±25

• ±5

• 5

Tags

CCSS.8.EE.A.2

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 m.
4m² + 10 = 38

• m = 7, -7

• m = 7

• m = √7

• m = √7, -√7

Tags

CCSS.8.EE.A.2

• A

• B

• C

• D

• A

• B

• C

• D

Simplify.

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• 
• 
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• xy√y
• x²y²√y
• xy√xy
• 2x2y√y

Simplify

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Write an equation for this phrase, "The square root of x is equal to 3."

• x² = 3

• x² = 9

• √x = 3

• √x = 9

Tags

CCSS.8.EE.A.2