(a) Below is a Cayley table for the set S = {1,3,9, 21, 27} under diamond multiplication modulo 30. X30 1 3 1 3 9 21 27 1 3 9 21 27 vite gausu lluna (o) sono 3 9 27 3 21 9 9 27 21 9 3 21 21 3 9 21 27 27 27 21 3 27 9 SI is associative. vioo ei esina grivollol si to dose odlodw Bu oy tada atend to attuat For each of the four group axioms, state whether it is satisfied by (S, X30), briefly justifying your answer in each case. (b) Show that the binary operation o defined on the set R² by (a, b) o (c,d) = (c+d+ad, bd) Elisa & vd novig ai
(a) Below is a Cayley table for the set S = {1,3,9, 21, 27} under diamond multiplication modulo 30. X30 1 3 1 3 9 21 27 1 3 9 21 27 vite gausu lluna (o) sono 3 9 27 3 21 9 9 27 21 9 3 21 21 3 9 21 27 27 27 21 3 27 9 SI is associative. vioo ei esina grivollol si to dose odlodw Bu oy tada atend to attuat For each of the four group axioms, state whether it is satisfied by (S, X30), briefly justifying your answer in each case. (b) Show that the binary operation o defined on the set R² by (a, b) o (c,d) = (c+d+ad, bd) Elisa & vd novig ai
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:(a) Below is a Cayley table for the set S = {1,3,9, 21, 27} under den
multiplication modulo 30.
1
3
9 21 27
1
3
9 21 27
3
9
27 3
21
9
9
27 21 9
3
21
21
3 9 21 27
27 27 21 3 27 9
X 30
1
3
S₁1=
is associative.
luess yas gaiman lima (o) somenpor odt
voo ai esizne gniwollol od to doso tedfodw
OBU Oy tada alast 10 atleet
oy
For each of the four group axioms, state whether it is satisfied
by (S, X30), briefly justifying your answer in each case.
(b) Show that the binary operation o defined on the set R2 by
(a, b) o (c,d) = (c+d+ad, bd)
Polisi 8
vd nevig ai c
CLA
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