Let and . Consider the relations and from to . Explain why is a subrelation of…

MATHEMATICS · Subjective · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

Let

A=\{1,2\}

and

B=\{1,2,3\}

. Consider the relations

R=\{(1,2),(2,1)\}

and

S=\{(1,2),(2,1),(1,3)\}

from

A

B

. Explain why

R

is a subrelation of

S