Let f(x, y) = xy – y³ + x². where u =< -1,3 >. O A. 37 O B. -37 10 37 √10 O D. -37 C. Du(f)(1,2)=?

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A: Thanks for the question :)And your upvote will be really appreciable ;) Answer :- (a) 9/2

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A: The given equation is F=kx-kx0