Find the unit vector in the direction of the given vector a, and express it using standard unit vectors. a = 20i - 21j

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section: Chapter Questions
Problem 33CT
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Find the unit vector in the direction of the given vector a, and express it using standard unit vectors.
a = 20i - 21j
Transcribed Image Text:Find the unit vector in the direction of the given vector a, and express it using standard unit vectors. a = 20i - 21j
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