22. Given that the vectors a = 3i-4j-4k, b = 2i-j + 3k, and c = 4i-3j +5k. The %3D %3D projection length of the vector (a + b) at c is .. A. 3/2 В. 4/2 C. 5/2 D. 62
22. Given that the vectors a = 3i-4j-4k, b = 2i-j + 3k, and c = 4i-3j +5k. The %3D %3D projection length of the vector (a + b) at c is .. A. 3/2 В. 4/2 C. 5/2 D. 62
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:22. Given that the vectors a = 3i-4j-4k, b = 2i-j + 3k, and c = 4i-3j +5k . The
%3D
projection length of the vector (a+ b) at c is ..
A. 3/7
В. 4/2
C. 5/2
D. 6/7
E. 7/2
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