MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry
Problem
A point Q satisfies x2+y2+z2=49. Which of the following best describes the position of Q with respect to the sphere centred at the origin with radius 7?
(a) Strictly inside the sphere
(b) On the surface of the sphere
(c) Strictly outside the sphere
(d) Its position cannot be determined