2. The set of all ordered pairs of real numbers with the operations (x, y) O (x', y') = (x+x', y + y') and r© (x, y) = (x, ry) 3. The set of all ordered triples of real numbers with the operations (x, Y, z) O (x', y', y') = (x + x', y + y', z + z') and r O (x, y) = (x, 1, z)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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The given set together with the given operations is not a vector space. List the properties that fail to hold.

2. The set of all ordered pairs of real numbers with the operations
(x, y) O (x', y') = (x+x', y + y')
and
r© (x, y) = (x, ry)
3. The set of all ordered triples of real numbers with the operations
(x, Y, z) O (x', y', y') = (x + x', y + y', z + z')
and
r O (x, y) = (x, 1, z)
Transcribed Image Text:2. The set of all ordered pairs of real numbers with the operations (x, y) O (x', y') = (x+x', y + y') and r© (x, y) = (x, ry) 3. The set of all ordered triples of real numbers with the operations (x, Y, z) O (x', y', y') = (x + x', y + y', z + z') and r O (x, y) = (x, 1, z)
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