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If the sum of first m terms is n,and sum of first n terms is m,show that sum of first (m+n) terms is equal to -(m+n)  
Asked by gsitabhanu24 | 02 Feb, 2019, 09:57: AM
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If the sum of first m terms is n,and sum of first n terms is m,show that sum of first (m+n) terms is equal to -(m+n)
Answered by Science Mate | 02 Feb, 2019, 01:47: PM

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