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The first term of an AP is 5, the last term is 45 and the sum is 400. Find the number of terms and the common difference,

asked Mar 15, 2018 in Mathematics by shabnam praween (19,050 points)

The first term of an AP is 5, the last term is 45 and the sum is 400. Find the number of terms and the common difference.

1 Answer

answered Mar 15, 2018 by santoshjha (25,550 points)
selected Mar 27, 2018 by Vikash Kumar

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The first term of an AP is 5, the last term is 45 and the sum is 400. Find the number of terms and the common difference,

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