1. 3) Suppose A = 4i-6j, B = i + 7j and C = 9i - 5j. Find (a) ||5B-3C|| (b) unit vector having the same direction as 2A + B (c) scalars h and k such that A = hB+kC
1. 3) Suppose A = 4i-6j, B = i + 7j and C = 9i - 5j. Find (a) ||5B-3C|| (b) unit vector having the same direction as 2A + B (c) scalars h and k such that A = hB+kC
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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Question
![1.
3) Suppose A = 4i-6j, B = i + 7j and C = 9i-5j. Find
(a) ||5B-3C||
(b) unit vector having the same direction as 2A + B
(c) scalars h and k such that A = hB + kC
(d) scalar projection of A onto B
(e) vector projection of C onto A](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff422fe5c-d618-4a5f-8a3e-ee3f8f510ca2%2F85f702b2-05fd-4a21-b001-e8278a0df5ee%2Fkb8u7nh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1.
3) Suppose A = 4i-6j, B = i + 7j and C = 9i-5j. Find
(a) ||5B-3C||
(b) unit vector having the same direction as 2A + B
(c) scalars h and k such that A = hB + kC
(d) scalar projection of A onto B
(e) vector projection of C onto A
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