1. Given the vector u = (2,0, 1). (a) Solve for the value of a so that u and i = (a, 2, a) form a 60° angle. (b) Find a vector of magnitude 2 in the direction of u- w, where w = (3, 1, –2).
1. Given the vector u = (2,0, 1). (a) Solve for the value of a so that u and i = (a, 2, a) form a 60° angle. (b) Find a vector of magnitude 2 in the direction of u- w, where w = (3, 1, –2).
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.CR: Review Exercises
Problem 13CR
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