Math, asked by baseerrilha, 8 months ago

an=2n+3 then the value of s³is

Answers

Answered by tyagivinod1987

2

We have,. a_{n} = 2n. Put n = 1, 2, 3, ..... , n. ∴ a_{1} = 2 × 1 = 2 ...

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