Question
Let be the set of all rational number except 1 and * be defined on by for all Prove that (i) * is a binary operation on \displaystyle{\left({i}{i}\right)}\cdot{i}{s}{c}{o}{m}\mu{t}{a}{t}{i}{v}{e}{a}{s}{w}{e}{l}{l}{a}{s}{a}{s}{s}{o}{c}{i}{a}{t}{i}{v}{e}.
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as a binary operation on Question Text | Let be the set of all rational number except 1 and * be defined on by for all
Prove that (i) * is a binary operation on \displaystyle{\left({i}{i}\right)}\cdot{i}{s}{c}{o}{m}\mu{t}{a}{t}{i}{v}{e}{a}{s}{w}{e}{l}{l}{a}{s}{a}{s}{s}{o}{c}{i}{a}{t}{i}{v}{e}. |