Given vectors A = 2a, + 4a, + 10a, and B = -5a, + a,-3a, find (a) A + B at P(0, 2, -5) (b) The angle between A and B at P (c) The scalar component of A along B at P

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Given vectors A = 2a, + 4a, + 10a, and B = -5a, + as
За, find
(a) A + Bat P(0, 2, -5)
(b) The angle between A and B at P
(c) The scalar component of A along B at P
O aX - ay + 7az; 143.26°, 30
O ax - ay + 7az; 98.789°, -8.789
O aX - ay + 7az; 143.26°, -8.789
O ax - ay + 7az; 193.26°, -10.789
Transcribed Image Text:Given vectors A = 2a, + 4a, + 10a, and B = -5a, + as За, find (a) A + Bat P(0, 2, -5) (b) The angle between A and B at P (c) The scalar component of A along B at P O aX - ay + 7az; 143.26°, 30 O ax - ay + 7az; 98.789°, -8.789 O aX - ay + 7az; 143.26°, -8.789 O ax - ay + 7az; 193.26°, -10.789
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