Recent content by doongle12345

Homework Statement The body B = f(x; y; z) belongs to R3, x^2+4y^2+3z^2<or equal to 3, x> or equal to 0 y> or equal to 0 z> or equal to 0 The body B has a volume density: M(x,y,z)= (xyz^2)/(1+x^2+4y^2+3z^2) Calculate the total mass and average density of the body. Sorry if...