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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 3 · Q13
The solution of the pair of equations $\displaystyle \mathrm{x}+\mathrm{y}=\mathrm{a}+\mathrm{b}$ and $\displaystyle \mathrm{ax}-\mathrm{by}=\mathrm{a}^{2}-\mathrm{b}^{2}$ is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \mathrm{x}=\mathrm{a}, \mathrm{y}=\mathrm{b}$
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CBSE Class 10 Mathematics past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.