Mathematics · 2025
JEE Main · 7 April 2025, Shift 2 · Q7
If the sum of the second, fourth and sixth terms of a G.P. of positive terms is 21 and the sum of its eighth, tenth and twelfth terms is 15309, then…
If the sum of the second, fourth and sixth terms of a G.P. of positive terms is $\displaystyle 21$ and the sum of its eighth, tenth and twelfth terms is $\displaystyle 15309$, then the sum of its first nine terms is :
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 757$
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JEE Main 2025 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.