Find the centre and radius of sphere

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry

Problem

Find the centre and radius of sphere 2(x−5)(x+1)+2(y+5)(y−1)+2(z−2)(z+2)=72(x-5)(x+1)+2(y+5)(y-1)+2(z-2)(z+2)=7

Related theory

Browse the problem library