Theory and ExamplesParallel and perpendicular vectors Let
Chapter 12, Problem 23E(choose chapter or problem)
Problem 23E
Theory and Examples
Parallel and perpendicular vectors Let u = 5i - j + k, v = j - 5k, w = -15i + 3j - 3k. Which vectors, if any, are (a) perpendicular? (b) Parallel? Give reasons for your answers.
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