Mathematics · 2026
JEE Main · 4 April 2026, Shift 1 · Q7
The first term of an A.P. of 30 non-negative terms is 10/3. If the sum of this A.P. is the cube of its last term, then its common difference is:
The first term of an A.P. of $\displaystyle 30$ non-negative terms is $\displaystyle \frac{10}{3}$. If the sum of this A.P. is the cube of its last term, then its common difference is:
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle \frac{5}{87}$
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JEE Main 2026 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.