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    Square roots

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    Hi, can someone please explain to me how sqrt (square root of)128 becomes 8sqrt2 ; or sqrt68 becomes 2sqrt17? ; or sqrt45 becomes 3sqrt5?
    Thank you

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    https://brainmass.com/math/basic-algebra/square-root-functions-explained-15290

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    Please see the attachment.

    Hi, can someone please explain to me how ...

    Solution Summary

    This shows how to simplify square roots, for example sqrt45.

    $2.49

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