SOLUTION: Explain why solutions to equations containing a square root expression may not be check? Please give an example.

SOLUTION: Explain why solutions to equations containing a square root expression may not be check? Please give an example.

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Question 879551: Explain why solutions to equations containing a square root expression may not be check? Please give an example.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Example

The possible solution is , but this is what we get when we check the possible solution.

This is a FALSE equation. So is NOT the solution.
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