JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

1 Easy

1 of 1

Analyzing +4 | -1

\frac{2}{{3\;!}} + \frac{4}{{5\;!}} + \frac{6}{{7\;!}} + \ldots

is equal to

View answer and explanation

Correct option: B

{e^{ - 1}}

Option B (

{e^{ - 1}}

) is correct because the given series can be expressed as an alternating series related to the expansion of

e^{-1}

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\frac{3}{4}