Question

Let f(x,y,z)=exy4z5+xy2+y3z Calculate. fx fy fz fxx fxy fyy fxz fyz fzz fzyy fxxy fxxyz 1

Let f(x,y,z)=exy4z5+xy2+y3z

Calculate.

fx fy fz fxx fxy fyy
fxz fyz fzz fzyy fxxy fxxyz

1

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