Bs Grewal solution
question:-if u= tan-1(y^2/x) prove that x2 d2u/dx2+2xy d2u/dxdy+y2d2u/dy-sin2u*sin2u.
solution:-
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Bs GREWAL EXERCISE SOLUTION 19.2 A number of the form x+iy, where x and y are real numbers and i= (-1) ^... -
Bs Grewal maxima and minima questions Question:- Prove that the rectangular solid of maximum volume which can be inscribed in a sphere is...
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BS GREWAL SOLUTION Complex functions If for each value of the complex variable Z(x+iy) in ...
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