JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Application +4 | -1

a_1, a_2 \ldots, a_n

are positive real numbers whose product is a fixed number

\mathrm{c}

, then the minimum value of

a_1+a_2+\ldots \ldots+a_{n-1}+2 a_n

View answer and explanation

Correct option: A

n(2 c)^{1 / n}

Option A (

n(2 c)^{1 / n}

) is correct because it applies the AM-GM inequality to find the minimum value of the given expression.

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