if the sum of n terms of AP is same as it\'s m terms .show that the sum of its m+n term is 0

if the sum of n terms of AP is same as it\'s m terms .show that the su

1.	if the sum of n terms of AP is same as it\'s m terms .show that the sum of its m+n term is 0
Answer» Either correctly explain the question or the question is wrong there will be m-n