Let V be the set of all positive real numbers Determine whether V is a vector space with the given operations. X +Ỹ = XỸ cX = X° if it is verify axioms 4, 8,9.
Let V be the set of all positive real numbers Determine whether V is a vector space with the given operations. X +Ỹ = XỸ cX = X° if it is verify axioms 4, 8,9.
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:Let V be the set of all positive real numbers Determine whether V is a vector space with the
given operations.
X +Ỹ = XỶ
cX = X°
if it is verify axioms 4, 8,9.

Transcribed Image Text:10 Axioms
1. the set V is closed under vector addition, that is , x +y € V
2. The set V is closed under scalar multiplication, That is c1 · x € V
3. Vector addition is commutative, that is x + y = y +x
4. vector addition is associative, that is (x+ y) + z = x+ (y + z)
5. There is a zero vector 0 E V such that x + 0 = x for all x e V
6. For each x there is a unique vetro -x such that x +(-x) = 0
7. (c1 + c2) ·x= cịx+ C2X
8. ci
· (x +y) =
c1 ·x+ C1 •y
9. (cıc2) · x = cı:)c2 · x)
10. 1·x = x
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