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Find the Sum To N Terms of the Series Whose Nth Terms is Given By N2 + 2n - Mathematics

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Question

Find the sum to n terms of the series whose nth terms is given by n2 + 2n

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Solution

an = n2 + 2n

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Chapter 9: Sequences and Series - Exercise 9.4 [Page 196]

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NCERT Mathematics [English] Class 11
Chapter 9 Sequences and Series
Exercise 9.4 | Q 9 | Page 196
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