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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 1 · Q4
If | A |=| kA |, where A is a square matrix of order 2, then sum of all possible values of k is
If $\displaystyle |\mathrm{A}|=|\mathrm{kA}|$, where A is a square matrix of order $\displaystyle 2$ , then sum of all possible values of k is
Official answer
(D)
$\displaystyle 0$
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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.