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    Niederta's Avatar
    Niederta Posts: 3, Reputation: 1
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    #1

    Nov 17, 2008, 05:10 PM
    Radical Expressions
    What is the square root of 50? And how did you get it?
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Nov 17, 2008, 05:13 PM

    How have you been taught to find it? A calculator will tell you immediately what it is, to good precision (and accuracy! ;))
    Niederta's Avatar
    Niederta Posts: 3, Reputation: 1
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    #3

    Nov 17, 2008, 05:18 PM

    Yah but I need to have my work...
    The answer in the back of the book says 20 square root 2
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #4

    Nov 17, 2008, 05:43 PM
    Quote Originally Posted by Niederta View Post
    yah but i need to have my work...
    the answer in the back of the book says 20 square root 2
    Well that's obviously wrong, the square root of 50 will be somewhere near 7 ()

    Does it help if you realise that ? (hint: it should do! )
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