What is ||<−9,3,3>−<9,−2,1>||?

1 Answer
Steve M
Apr 4, 2017

√353

Explanation:

||⟨−9,3,3⟩−⟨9,−2,1⟩||
=||⟨−9−9,3−(−2),3−1⟩||
=||⟨−18,5,2⟩||
=√⟨−18,5,2⟩⋅⟨−18,5,2⟩
=√−182+52+22
=√324+25+4
=√353

Related questions
See all questions in Vector Operations
Impact of this question
1436 views around the world
You can reuse this answer
Creative Commons License