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Thread: Square Roots

  1. February 21st 2009, 02:18 AM #1
    KayPee
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    Square Roots

    hello

    How do I simplify

    x=+ or - square root of 45

    thanks
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  2. February 21st 2009, 02:23 AM #2
    earboth
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    Quote Originally Posted by KayPee View Post
    hello

    How do I simplify

    x=+ or - square root of 45

    thanks
    You can't simplify this value but you can indeed calculate partially the square-root:

    \sqrt{45} = \sqrt{9 \cdot 5}=3 \cdot \sqrt{5}
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