Two vectors A = 2i - aj+k and B = 3i+j-2k 1. What is a? (a) -1 (b) 1 (c)-2 (d) -1/3 (e) 2 are given. If A - B = 3,

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Questions 1-2
Two vectors A = 2î – aĵ+ k and B= 3i +j- 2k are given. If A B = 3,
%3D
1. What is a?
(a) -1 (b) 1
(c) -2 (d) -1/3
(e) 2
Transcribed Image Text:answers on your answer sheet form will be evaluated. Please be sure that you have marked all of your answers on the answer sheet form by using a pencil (not pen). Questions 1-2 Two vectors A = 2î – aĵ+ k and B= 3i +j- 2k are given. If A B = 3, %3D 1. What is a? (a) -1 (b) 1 (c) -2 (d) -1/3 (e) 2
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