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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 1 · Set 1 · Q13
If A= [7, 0, x; 0, 7, 0; 0, 0, y] is a scalar matrix, then y^x is equal to
If $\displaystyle A=\left[\begin{array}{ccc}7 & 0 & x \\ 0 & 7 & 0 \\ 0 & 0 & y\end{array}\right]$ is a scalar matrix, then $\displaystyle y^{x}$ is equal to
Official answer
(B)
$\displaystyle 1$
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CBSE Class 12 Mathematics past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.