If the sum of m terms of an AP is n and the sum of n terms is m, then the sum of (m + n) terms is

If the sum of m terms of an AP is n and the sum of n terms is m, then

1.	If the sum of m terms of an AP is n and the sum of n terms is m, then the sum of (m + n) terms is
A.	mn
B.	m + n
C.	2(m + n)
D.	–(m + n)
Answer» E.

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If the sum of m terms of an AP is n and the sum of n terms is m, then the sum of (m + n) terms is

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