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Thread: Simplifying.. not sure how to do it..

  1. January 21st 2013, 02:05 PM #1
    phyfreak
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    Question Simplifying.. not sure how to do it..

    (-4x^-6 * y^2)^3
    to make it easier to read: http://i45.tinypic.com/2pzeeeq.jpg

    Thanks a lot
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  2. January 21st 2013, 03:40 PM #2
    Soroban
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    Re: Simplifying.. not sure how to do it..

    Hello, phyfreak!

    \text{Simplify: }\:\left(-4x^{-6}y^2\right)^3

    \left(-4x^{-6}y^2\right)^3 \;=\;(-4)^3\left(x^{-6}\right)^3\left(y^2\right)^3 \;=\; -64x^{-18}y^6 \;=\;-\frac{64y^6}{x^{18}}
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