Find the following for the vectors u = 7i+10j + √√7k and v= -7i-10j-√7k. a. v.u. Ivl, and lul b. the cosine of the angle between v and u c. the scalar component of u in the direction of v d. the vector proj, u v•u= (Simplify your answer.)
Find the following for the vectors u = 7i+10j + √√7k and v= -7i-10j-√7k. a. v.u. Ivl, and lul b. the cosine of the angle between v and u c. the scalar component of u in the direction of v d. the vector proj, u v•u= (Simplify your answer.)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Find the following for the vectors u = 7i+ 10j+√7k and v= -7i-10j-√7k.
a. v u, Ivl, and lul
b. the cosine of the angle between v and u
c. the scalar component of u in the direction of v
d. the vector proj, u
V•u=
(Simplify your answer.)
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