5. Given vectors å = (2,5, –5) and b = 21 - 7j + 3k a) Find å + b and write the answer in the standard unit vectors i, 7, k, form. b) Find 2a – 3b and write in a vector component form. c) Find ||ä + B|| .
5. Given vectors å = (2,5, –5) and b = 21 - 7j + 3k a) Find å + b and write the answer in the standard unit vectors i, 7, k, form. b) Find 2a – 3b and write in a vector component form. c) Find ||ä + B|| .
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 14E
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