Mathematics · 2026
JEE Main · 5 April 2026, Shift 1 · Q2
Let the sum of the first n terms of an A.P. be 3 n^2+5 n. Then the sum of squares of the first 10 terms of the A.P. is:
Let the sum of the first $\displaystyle n$ terms of an A.P. be $\displaystyle 3 n^2+5 n$. Then the sum of squares of the first $\displaystyle 10$ terms of the A.P. is:
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 15220$
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JEE Main 2026 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.