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Find the Sum to N Terms of the Series 3 × 12 + 5 × 22 + 7 × 32 + … - Mathematics

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प्रश्न

Find the sum to n terms of the series 3 × 12 + 5 × 22 + 7 × 32 + …

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उत्तर

The given series is 3 ×12 + 5 × 22 + 7 × 32 + …

nth term, an = ( 2n + 1) n2 = 2n3 + n2

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पाठ 9: Sequences and Series - Exercise 9.4 [पृष्ठ १९६]

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एनसीईआरटी Mathematics [English] Class 11
पाठ 9 Sequences and Series
Exercise 9.4 | Q 3 | पृष्ठ १९६
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