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Let a and b be vectors in R3 with Ja| 3 and = 4. If the angle between a and b is |b| (2а + b) . (а — Зb) —? then 3 -108 -60 -36 60

Let a and b be vectors in R3 with Ja| 3 and = 4. If the angle between a and b is |b| (2а + b) . (а — Зb) —? then 3 -108 -60 -36 60

Advanced Engineering Mathematics
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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Let a and b be vectors in R³ with a| |b| = 4. If the angle between a and b is (2а + b) (а — 3Ь) %3D? 3 and then -108 -60 -36 60
Transcribed Image Text:Let a and b be vectors in R³ with a| |b| = 4. If the angle between a and b is (2а + b) (а — 3Ь) %3D? 3 and then -108 -60 -36 60
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