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please , can someone help me with this problem.

I need to know the procedure.

Let f(x,y)=x^3-xy. set a(0,1) and b(1,3).

Find a point c on the line sement[ab] for which

f(b)-f[a]= gradient(f[c]) * (b-a)

Thank you

B.

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# Gradient and mean value theorem

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