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<span title="(a^-5b^3)^1/2?.........................?">(a^-5b^3)^1/2?..............</span>

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(a^-5b^3)^1/2?..............

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  1. When you have an exponent to another exponent you multiply the exponents.  For example, (a^b)^c = a^(bc).  In your case,

    (a^(-5)b^3)^(1/2) =

    (a^(-5))^(1/2)(b^3)^(1/2) =

    a^(-5*½)b^(3*½) =

    a^(-5/2)b^(3/2) =

    b^(3/2) / a^(5/2)

    Hope this helps you!

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