Question: determine the gradient of the given function. 1. f(x, y) = x sec(3x)- y 2. f(x,y,z)=xcos (xy)+ zy* -7xz

determine the gradient of the given function. 1. f(x, y) = x 

determine the gradient of the given function. 1. f(x, y) = x sec(3x)- y 2. f(x,y,z)=xcos (xy)+ zy* -7xz

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