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Class 10 Mathematics Arithmetic Progressions (AP)Finding the sum of the first (n) terms of an APMedium

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What will be the sum of the first (16) terms of the arithmetic progression (2,17,32,\ldots)?

Answer and explanation

Correct answer: (1832)

The sixteenth term is (227), so (S_{16}=\frac{16}{2}(2+227)=1832). Use ((n-1)d) while finding the last term.

Related tags

Ap Sum Large Difference Last Term Finding The Sum Of The First (N) Terms Of An Ap Finding The Sum Of The First N Terms Of An Ap Arithmetic Progressions (Ap)Arithmetic Progressions Ap Mathematics

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