y = sin* 3x – cos* 3x y = csc* x – 21 cot?x y = cot sin

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Q: – 1)*dx

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A: The given function is: f(x,y)=x3-y3 Now,  ∇f=∂f∂x,∂f∂y=3x2,-3y2∇f(6,5)=(3(6)2,-3(5)2)=(108,-75)

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Q: Evaluat each Integral. For definite integrals, give exa Only, S X (2-5x)*dx dt

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Q: - 1)*dx

A: ∫02 (x-1)2dx ∫02 x2 -2x +1dx [x3/3 -x2 +x ]02 8/3 - 4+2 -0 8/3 -2 (8-6)/3 2/3

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