CBSE 2023 · Region 4 · Set 1 · Q1 · 1 mark
If $\displaystyle \mathrm{x}\left[\begin{array}{l}1 \\ 2\end{array}\right]+\mathrm{y}\left[\begin{array}{l}2 \\ 5\end{array}\right]=\left[\frac{4}{9}\right]$, then :
Official answer
From CBSE’s own marking scheme for this paper.
(B)
$\displaystyle \mathrm{x}=2, \mathrm{y}=1$
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CBSE Class 12 Mathematics past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.