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(Solved): Calculate the domain of the following functions and draw the region on the XY plane. (i) f(x,y)=(\sq ...
Calculate the domain of the following functions and draw the region on the XY plane.
(i) f(x,y)=(\sqrt(x-y))/(x^(2)+y^(2)-1)
(ii) f(x,y)=ln(400-25x^(2)-16y^(2))+e^(\sqrt(x^(2)-4))
(iii) f(x,y)=(e^(\sqrt(x^(2)-9)))/((400-25x^(2)-16y^(2)))