Le a = i + 2j - k, b = j + k, and c = -i

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Le a = i + 2j - k, b = j + k, and c = -i + j + 2k.
Find the each of following:
a. a ∙ b
b. (a + c) ∙ b
c. a / ||a||
d. (b - c) ∙ a
e. a ∙ b / ||a|| ||b||
f. b ∙ b - ||b||2

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Calculus

ISBN: 978-0131429246

9th edition

Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon

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Question Posted: Jun 21, 2016 10:54 AM

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Le a = i + 2j - k, b = j + k, and c = -i

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