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An operation * is defined on the set of real numbers,R, by x *=x+y+3xy if * is commutative (a) find the Identity element of R
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An operation * is defined on the set of real numbers,R, by x *=x+y+3xy if * is commutative (a) find the Identity element of R
1 answer
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A binary operation * is defined on set r of real number by : a*b=a+b+ab where a,b er (i) calculate 5*(-2)*5 (ii) find the
1 answer
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