Find the angle between the vectors. (Round your answer to the nearest degree.) a = ‹-3, 4› b = ‹√21, 2›

Trigonometry (MindTap Course List)
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ISBN:9781337278461
Author:Ron Larson
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Chapter3: Additional Topics In Trigonometry
Section: Chapter Questions
Problem 18T
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Find the angle between the vectors. (Round your answer to the nearest degree.)

a = ‹-3, 4›
b = ‹√21, 2›
 
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