In Exercises 21-30, find all scalars c, if any exist, such that the given statement is true. Try to do some of these problems without using pencil and paper. 21. The vector [2, 6] is parallel to the vector [c, -3]. 22. The vector [², 4] is parallel to the vector [1, -2]. — 23. The vector [c, −c, 4] is parallel to the vector [−2, 2, 20].
In Exercises 21-30, find all scalars c, if any exist, such that the given statement is true. Try to do some of these problems without using pencil and paper. 21. The vector [2, 6] is parallel to the vector [c, -3]. 22. The vector [², 4] is parallel to the vector [1, -2]. — 23. The vector [c, −c, 4] is parallel to the vector [−2, 2, 20].
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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![In Exercises 21-30, find all scalars c, if any exist,
such that the given statement is true. Try to do
some of these problems without using pencil and
paper.
21. The vector [2, 6] is parallel to the vector
[c, −3].
22. The vector [№², −4] is parallel to the vector
[1, −2].
23. The vector [c, −c, 4] is parallel to the vector
[−2, 2, 20].](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb8d8cfad-e835-4d24-9d1e-941fcbe41049%2Fed655a26-e5c0-409b-9595-2885dbecd61f%2Fd8m0qb_processed.png&w=3840&q=75)
Transcribed Image Text:In Exercises 21-30, find all scalars c, if any exist,
such that the given statement is true. Try to do
some of these problems without using pencil and
paper.
21. The vector [2, 6] is parallel to the vector
[c, −3].
22. The vector [№², −4] is parallel to the vector
[1, −2].
23. The vector [c, −c, 4] is parallel to the vector
[−2, 2, 20].
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