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(a)Find the sum of the series 3 + 6 + 11 + ...,to n terms​
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(a)Find the sum of the series 3 + 6 + 11 + ...,to n terms​

User Insou
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equals 20 ez or 3 in 5 in 3 in 5 or 14 19 21 and the rest

User IAMTubby
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