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Math Help - Can some one break this down and help me solve. Im so lost...

  1. #1
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    Can some one break this down and help me solve. Im so lost...

    Simplify the root:

    -18^ sqrt(-8)^18
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  2. #2
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    Hi.

    Quote Originally Posted by HappyFeet View Post
    Simplify the root:

    -18^ sqrt(-8)^18
    Sorry, what exactly is the question?

    - 18^{\sqrt{-8}^{18}} = - 18^{{(-8)^{18/2}}} = - 18^{(-8)^{9}}

    = - \frac{1}{18^{8^{9}}}

    ...

    Regards, Rapha
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  3. #3
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    Hi,

    I have added an attachment with the actual problem.
    Thanks!!!
    Attached Thumbnails Attached Thumbnails Can some one break this down and help me solve. Im so lost...-sq.gif  
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  4. #4
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    Quote Originally Posted by HappyFeet View Post
    Hi,

    I have added an attachment with the actual problem.
    Thanks!!!
    -\sqrt[18]{ (-8)^{18}} = - [ (-8)^{18} ]^{1/18} = -(-8)^1 = 8.
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