1-4 - Operations with Vectors Find u|, u + v, u - v, 2 u, and 3u - 2 v. 1. u = (-2, 3), v= (8, 1) 3. u = 2i + j, v = i - 2j 2. u = (5, –2), v= (-3, 0) 4. u = 3j, v= -i + 2j

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 9E
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1-4 - Operations with Vectors Find u|, u + v, u - v, 2 u,
and 3u - 2 v.
1. u = (-2, 3), v= (8, 1)
3. u = 2i + j, v = i - 2j
2. u = (5, –2), v= (-3, 0)
4. u = 3j, v= -i + 2j
Transcribed Image Text:1-4 - Operations with Vectors Find u|, u + v, u - v, 2 u, and 3u - 2 v. 1. u = (-2, 3), v= (8, 1) 3. u = 2i + j, v = i - 2j 2. u = (5, –2), v= (-3, 0) 4. u = 3j, v= -i + 2j
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