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    Find both first partial derivatives.

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    A) z=y^3-4xy^2-1

    B) first partial derivative WRT x,y,z for : w=3xz/(x+y)

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    https://brainmass.com/math/derivatives/both-first-partial-derivatives-9013

    Solution Summary

    Partial derivatives are found for two functions.

    $2.49

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