Extraneous Solutions of Radical Equations

• 2, 7
• 2
• 7
• No Solution

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CCSS.HSA.REI.A.2

what is the fourth step of Radical Equations

• Solve the remaining equation

• Raise each side of the equation to the power of the index

• Isolate the radical on one side of equations

• Check for extraneous solutions

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CCSS.HSA.REI.A.2

• -1, -2
• -1
• -2
• No Solution

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CCSS.HSA.REI.A.2

Choose the STEPS that are NOT involved with solving RADICAL equations.

• Isolate the radical on one side or both sides of the equation.

• Square all problems involving radicals.

• Square root problem? Square BOTH sides to rid the radical.

• Always take the reciprocal of the square root first before solving.

• Check for EXTRANEOUS roots/solutions.

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CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

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CCSS.HSA.REI.A.2

Which is the extraneous solution of the equation above?

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CCSS.HSA.REI.A.2

Solve.  Check for extraneous solutions.

• A

• B

• C

• D

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CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

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CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2

Solve the radical equation and check for extraneous solutions:

• A

• B

• C

• D

Tags

CCSS.HSA.REI.A.2