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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 4 · Set 2 · Q17
In an A.P., a =-3 and S_17=357. The value of a_17 is
In an A.P., $\displaystyle \mathrm{a}=-3$ and $\displaystyle \mathrm{S}_{17}=357$. The value of $\displaystyle \mathrm{a}_{17}$ is
Official answer
(C)
$\displaystyle 45$
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CBSE Class 10 Mathematics past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.