What is ||<2,3,6>||?

1 Answer
Mar 19, 2016

||<2,3,6>||=7

Explanation:

||<2,3,6>||=?
||<a,b,c>||=a2+b2+c2
||<2,3,6>||=(2)2+32+62
||<2,3,6>||=4+9+36
||<2,3,6>||=49
||<2,3,6>||=7