For given vectors i=(0.8, 0.6, 0), j=(-0.6, 0.8, 0), and k=(1, 0, 0) in 3D space; find the results of the following. (i · i means the dot product between i and i, i × i means the cross product between i and i)  a) i . j b) i . k c) i x k d) i x i e) ||i × k|| f) 2i → k (projection of 2i onto k)

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter1: Matrices, Vectors, And Vector Calculus
Section: Chapter Questions
Problem 1.18P: Obtain the sine law of plane trigonometry by interpreting the product A × B and the alternate...
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For given vectors i=(0.8, 0.6, 0), j=(-0.6, 0.8, 0), and k=(1, 0, 0) in 3D space;
find the results of the following. (i · i means the dot product between i and i, i × i means the cross product between i and i) 

a) i . j
b) i . k
c) i x k
d) i x i
e) ||i × k||
f) 2i → k (projection of 2i onto k)

 

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