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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 4 · Set 2 · Q5
The value of the determinant |2, 7, 1; 1, 1, 1; 10, 8, 1| is:
The value of the determinant $\displaystyle \left|\begin{array}{ccc}2 & 7 & 1 \\ 1 & 1 & 1 \\ 10 & 8 & 1\end{array}\right|$ is :
Official answer
(A)
$\displaystyle 47$
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CBSE Class 12 Mathematics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.