B = 2i+j - 2k AxB A) Given two vectors : A = 2î-3j+7k Find 1) B 2) B 3) B) Let magnitude of vector || = 6 unit with angle = 120° Write the vector as components in the xy - plane
B = 2i+j - 2k AxB A) Given two vectors : A = 2î-3j+7k Find 1) B 2) B 3) B) Let magnitude of vector || = 6 unit with angle = 120° Write the vector as components in the xy - plane
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:Q2: (Answer two) A) Given two vectors: A = 21-3j+7k B= 21+j - 2k
Find 1) B
2) B
3) AxB
B) Let magnitude of vector | = 6 unit with angle = 120°
Write the vector as components in the xy - plane
C) Show that
sin20
1
tan 8+cos8
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