Choose the correct answer If Å- 61 + 4-& and B - 71 - j+ 8k , then R- Å-B?A. R- 131 + 3j +7RB. R=421 - 4j-8kCR-311-557-34kD. R 30If A= 6i+4j-k and B= 7i-j+8Ê , then R= ÅxB ?%3DA. R 131+3j+ 7kB. R= 421 – 4j – 8kC. R= 311 – 559 - 34kD. R= 30%3DO DO AIf A-61+4j-k and B=71-j+8&, then R- Å- B?A. R-131 + 3j + 7kB. R=-i+5j-9kC.R= 311-557- 34kD. R=30

Given values:- A→=6i^+4j^-k^ -----(1) B→=7i^-j^+8k^ -----(2) Now firstly calculating the dot product…

Answered: LA - 61 + 4j-k and B-71-j+8A AR= 131 +…

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LA - 61 + 4j-k and B-71-j+8A AR= 131 + 3j +7R

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Choose the correct answer

If Å- 61 + 4-& and B - 71 - j+ 8k , then R- Å-B?
A. R- 131 + 3j +7R
B. R=421 - 4j-8k
CR-311-557-34k
D. R 30
If A= 6i+4j-k and B= 7i-j+8Ê , then R= ÅxB ?
%3D
A. R 131+3j+ 7k
B. R= 421 – 4j – 8k
C. R= 311 – 559 - 34k
D. R= 30
%3D
O D
O A
If A-61+4j-k and B=71-j+8&, then R- Å- B?
A. R-131 + 3j + 7k
B. R=-i+5j-9k
C.R= 311-557- 34k
D. R=30

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