CBSE 2024 · Region 3 · Set 1 · Q19 · 1 mark
Assertion (A) : Every scalar matrix is a diagonal matrix.
Reason (R): In a diagonal matrix, all the diagonal elements are $\displaystyle 0$ .
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Assertion (A) is true, but Reason (R) is false.
MatricesTypes of MatricesUnderstandassertion_reasoneasy
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CBSE Class 12 Mathematics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.