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Math Help - write as a surd

  1. #1
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    write as a surd

    x^-1/2
    How would this be written as a surd?
    1/2sqroot x?
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  2. #2
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    notation

    x ^ -1/2 = <br />
\frac { 1} { \sqrt x }<br />
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  3. #3
    Super Member bigwave's Avatar
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    Talking

    Quote Originally Posted by wolfhound View Post
    x^-1/2
    How would this be written as a surd?
    1/2sqroot x?
    not sure how this could become a surd since we don't know the value of x.

    but this can be rewritten as \frac{1}{\sqrt{x}} or \frac{1}{x^{\frac{1}{2}}}
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