11. Let u a. =(4,-4√3) and v = (-3,6). Find -2u + 5v b. Find the magnitude and direction of u. c. Find the unit vector in the direction of v. d. Find the angle between u and v.
11. Let u a. =(4,-4√3) and v = (-3,6). Find -2u + 5v b. Find the magnitude and direction of u. c. Find the unit vector in the direction of v. d. Find the angle between u and v.
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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Transcribed Image Text:11. Let u =(4,-4√3) and v = (-3,6).
a. Find-2u + 5v
b. Find the magnitude and direction of u.
c. Find the unit vector in the direction of v
d. Find the angle between u and V.
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