Vector Decomposition of (2,2,1) Along (1,1,1)

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Multivariable Calculus: Decompose the vector u = (2,2,1) as sum of vectors parallel and perpendicular to v = (1,1,1). The key step is to derive the formula for the parallel direction: u_par = proj_v(u) = (u dot v)/||v||^2 v.

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Took me a few run throughs of this video to understand but I did. Thank you, you are still helping people out with this seven years on!

taekwondomanD
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I'm brazilian and your video helped me! Thank you!

fabioaragaosantos
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i wish my professor had your patience, you broke it down barney style, thank you so much!

smirnovexilus
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You're a legend mate. Was working on a question like this for ages for a Linear Algebra Maths assignment, and this right about saved me heaps of time. Cheers

neelshah
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Your welcome! Good luck on your exam. If you have questions, I'm happy to help.

MathDoctorBob
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This is amazing help for reviewing for my Calc 2 exam tomorrow. Much thanks.

TYang
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You're welcome! Glad to be of help.

MathDoctorBob
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I am very interested in knowing what are you holding..

notanotherpeterzhang