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State whether each of the following stat...

State whether each of the following statements are true or false. If the statement is false re-write the given statement correctly: `(i)` If `p={m , n}a n d\ Q={n , m},\ t h e n\ PxxQ={(m , n),\ (n , m)}` `(ii)` If A and B are non empty sets then `AxxB` is a non empty set of ordered pairs `(x , y)` such that `x in B\ a n d\ y in Adot` `(iii)`If `A={1,2},\ B={3,4},\ t h e n\ Axx(Bnnvarphi)=varphidot`

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