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which are: (u*v)v and u * (3v), How would I solve (d) and (e) on

which are: (u*v)v and u * (3v), How would I solve (d) and (e) on

Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.1: Length And Dot Product In R^n
Problem 86E: Proof Prove that u+v=u+v if and only if u and v have the same direction.
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Hey, stuck on a part of my homework here

Find (u*v)v and u * (3v)

u = (3, -3, 5), v = (0, 6, 4)

I was able to solve the previous steps to this problem, but i'm stuck on step (d) and (e) which are: (u*v)v and u * (3v), How would I solve (d) and (e) on the images I attached?

Your help is greatly appreciated!

Find u · v, u· u, ||v||2, (u · v)v, and u · (3v). u = (3, -3, 5), v = (0, 6, 4)
Transcribed Image Text:Find u · v, u· u, ||v||2, (u · v)v, and u · (3v). u = (3, -3, 5), v = (0, 6, 4)
(d) (u· v)v (e) u . (3v)
Transcribed Image Text:(d) (u· v)v (e) u . (3v)
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