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    Hi, I've got to the end part of a question which is the simplifying part, now I know the answer is 5 I'm just not sure how to get to it... -root 225/-root 3.. Any ideas?
    Taa
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    225 = 25 * 9
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    \dfrac{-\sqrt{225}}{-\sqrt{3}} \not= 5

    can you show the question
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    Sorry I meant divided by -3 not root...
    the question is
    root75-root27 over root 3
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    (Original post by Hazeltine)
    Sorry I meant divided by -3 not root...
    then, as claret said

    225 = 9*25
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    So I simplify it to get 3root25 then divide by 3 to get root 25=5? Cheers for that you two
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    (Original post by Hazeltine)
    So I simplify it to get 3root25 then divide by 3 to get root 25=5? Cheers for that you two
    NP
 
 
 
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Updated: January 5, 2013
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