Question

if ax2+by2+cz2=1 lx+my+nz=0 find dy/dx and dy/dz

Answer 1

dx dy dy dx. Thus for the four points U= V= 0, we have d_p = 0; th dx cubic at ..... ax d-p + l3y-do + kqp = (lx + my + n)(ax2 + fy2 + 1 ). (43) ... if the quadric is ax- + by2 + ...