3-d

Question: Equation $a{{x}^{2}}+b{{y}^{2}}+c{{z}^{2}}+2fyz+2gxz+2hxy$ and $+2ux+2vy+2wz+d=0$ represents a sphere, if

1) $a=b=c$

2) $f=g=h=0$

3) $v=u=w$

4) $a=b=c$ and $f=g=h=0$

Solution:

Explanation: No Explanation

Sphere

Rate this question:

★ ★ ★ ★ ★

Average rating: (0 votes)