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Let the function z=f(xy,yg(x)), where f has the second continuous partial derivative,

匿名用户 最后更新于 2021-09-20 12:49 数学类Mathematics

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Let the function z(xy, yg (x)), where f has the second continuous partial derivative,(x) is differentiable, and the extreme value g(1)=1 is obtained at x=1. Calculate. axdy y=1x=1


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