1. Four coplanar vectors are expressed with respect to the x and y axes as: A = 3î + 4j B = 6î – 8f C = -31 – j D = -5) Find vector R which is the sum of these vectors. 2. Find the sum of these four vectors: A = 9j,B = 5î,C =-3}, and D = -î +7j. 3. Given two vectors: A = 2î + 6j and B = 4î – 3j. Find the resultant vector.
1. Four coplanar vectors are expressed with respect to the x and y axes as: A = 3î + 4j B = 6î – 8f C = -31 – j D = -5) Find vector R which is the sum of these vectors. 2. Find the sum of these four vectors: A = 9j,B = 5î,C =-3}, and D = -î +7j. 3. Given two vectors: A = 2î + 6j and B = 4î – 3j. Find the resultant vector.
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:Unit Vectors
1. Four coplanar vectors are expressed with respect to the x and y axes as:
A = 31 + 4ĵ
B = 6î – 8f
C = -31 – j
D = -5}
Find vector R which is the sum of these vectors.
2. Find the sum of these four vectors: A = 9j,B = 5î,C = -3j, and D = -î + 7j.
3. Given two vectors: A = 2î + 6j and B = 4î – 3j. Find the resultant vector.
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