Let `**` be a binary operation on `NN`, the set of natural numbers defined by `a**b=a^(b)` for all
Channel: Doubtnut
Date: 2020-05-09

Let `**` be a binary operation on `NN`, the set of natural numbers defined by `a**b=a^(b)` for all `a,binNN` is `**` associative or commutative on `NN`?