If the pth term of an ap is q and the qth term of an ap is p, show that it\'s nth term is (p+q-n).

If the pth term of an ap is q and the qth term of an ap is p, show tha

1.	If the pth term of an ap is q and the qth term of an ap is p, show that it\'s nth term is (p+q-n).
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