Identify the correct expression for the distance between the origin and a point .

MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry

Problem

Identify the correct expression for the distance between the origin and a point

P(x,y,z)

. (a)

\sqrt{x^2+y^2}

(b)

x^2+y^2+z^2

(c)

\sqrt{(x+y+z)^2}

(d)

\sqrt{x^2+y^2+z^2}