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Applied Mathematics · 2026 · 1 mark
CBSE 2026 · Central · Set 4 · Q4
The value of |1, 2, 3; 4, 5, 6; 7, 8, 9| is:
The value of $\displaystyle \left|\begin{array}{lll}1 & 2 & 3 \\ 4 & 5 & 6 \\ 7 & 8 & 9\end{array}\right|$ is :
Official answer
(D)
$\displaystyle 0$
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CBSE Class 12 Applied 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.