Computer Science, asked by MiniDoraemon, 30 days ago

Solve previous year Question of iit jee

Chapter :- sequence and series

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Answered by Anonymous

28

U are right!

It's B)

$\frac{( {e - 1)}^{2} }{2e}$

Refer the attachment...

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Answered by ridhya77677

2

Answer:

These type of ques are solved by using expansions.

The answer is (b).

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