Let A = –2a, + 5a, + a, B = a, + 3a, and C = 4a, –6a, + 10a.. (a) Determine A – B + C (b) Find A · (B × C) (c) Calculate the angle between A and B

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Let A = -2a, + 5a, + a,, B = a, + 3a, and C = 4a, –6a, + 10a.
(a) Determine A – B + C
(b) Find A · (B X C)
(c) Calculate the angle between A and B
Transcribed Image Text:Let A = -2a, + 5a, + a,, B = a, + 3a, and C = 4a, –6a, + 10a. (a) Determine A – B + C (b) Find A · (B X C) (c) Calculate the angle between A and B
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