1. Assume the lengths of the vectors 2a – b and a + 3b , assuming a = (2,1,3) and b = (-1,2,2)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
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Chapter8: Applications Of Trigonometry
Section: Chapter Questions
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1. Assume the lengths of the vectors 2a – b and å + 35 , assuming å =
(2,1,3) and b = (-1,2,2)
2. If å and b are two vectors with lengths 2 and 5 and angles between
150°, respectively, obtain the lengths of vector 3a-2b
Transcribed Image Text:1. Assume the lengths of the vectors 2a – b and å + 35 , assuming å = (2,1,3) and b = (-1,2,2) 2. If å and b are two vectors with lengths 2 and 5 and angles between 150°, respectively, obtain the lengths of vector 3a-2b
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