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The identity element for the binary oper...

The identity element for the binary operation `**` defined on `Q ~ {0}` as `a**b = (ab)/2' AA a,b in Q - {0}` is .........

A

1

B

0

C

2

D

None of these

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The correct Answer is:
C
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KUMAR PRAKASHAN-RELATIONS AND FUNCTIONS -Solutions of NCERT Exemplar Problems (Objective type Questions)
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