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The sum of 1st five terms of an AP nd the sum of the 1st seven termd of the same AP is 167. If the sum of the 1st ten terms of this AP is 235, find the sum of its1st twenty terms

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4 answers

  1. Simply stating the answer serves the student no purpose.

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  2. The 1st 20 terms = 970

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  3. maybe all he wanted was confirmation of all his hard work.

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  4. My brother is jUst entering dat why

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