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13 Nov 2019
what is the domain of f(x,y,z)= ln(z-x^2-y^2)
the answer is (all points inside the parapoloid z=x^2+x^4) but I don't get it, I now that Z > X^2+Y^2 but how exactly do I determine the domain through this inquality
what is the domain of f(x,y,z)= ln(z-x^2-y^2)
the answer is (all points inside the parapoloid z=x^2+x^4) but I don't get it, I now that Z > X^2+Y^2 but how exactly do I determine the domain through this inquality
Hubert KochLv2
27 Oct 2019
