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If the 1st derivative is 2xe^-x + x^2e^-x(-1)

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How did they get the 2nd derivative

second-derivative

asked Nov 1, 2014 in CALCULUS by anonymous

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1 Answer

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The first derivative is

Apply derivative on both side,

(Apply Derivative Rule )

Therefore the derivative of is .

answered Nov 1, 2014 by dozey Mentor

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