JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

1 Easy

1 of 1

Application +4 | -1

Sum of

n

terms of the series

\frac{1}{2} + \frac{3}{4} + \frac{7}{8} + \frac{{15}}{{16}} + ...

View answer and explanation

Correct option: D

{2^{ - n}} + n - 1

Option D (

{2^{ - n}} + n - 1

) is correct because it is derived by summing the given series after rewriting each term.

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