Prove that the binary operation `@` defined on `QQ` by `a@b=a-b+ab` for all a,b in `QQ` is neither commutative nor associative.

Let * be a binary operation on N defined by a*b = a^(b) for all a,b in N show that * is neither commutative nor associative

Prove that the binary operation ** on RR defined by a**b=a+b+ab for all a,binRR is commutative and associative.

Let * be a binary operation on Z defined by a*b=a+b-4 for all a,b in Z. show that * is both commutative and associative.

Let '*' be the binary operation defined on R by a*b = 1 + ab AA a,binR neither commutative nor associative.

Prove that the binary operation O defined by a o b = a-b+ab, AA a,b in Q is not commutative and associative.

Let * be a binary operation on Z defined by a*b= a+b-4 for all a ,\ b in Zdot Show that * is both commutative and associative.

Is the binary operation ** defined by Q by a**b=(a+b)/2 for all a,b in Q commutative and associative?

On Z, the set of all integers,a binary operation * is defined by a*b=a+3b-4 Prove that * is neither commutative nor associative on Z.

The binary operation * defined on N by a*b=a+b+ab for all a,b in N is (a) commutative only (b) associative only (c) commutative and associative both (d) none of these

On Z , the set of all integers, a binary operation * is defined by a*b= a+3b-4 . Prove that * is neither commutative nor associative on Zdot