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Mathematics · 2024 · 1 mark
CBSE 2024 · Region 4 · Set 1 · Q1
If $\displaystyle \mathrm{ax}+\mathrm{by}=\mathrm{a}^{2}-\mathrm{b}^{2}$ and $\displaystyle \mathrm{bx}+\mathrm{ay}=0$, then the value of $\displaystyle \mathrm{x}+\mathrm{y}$ is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \mathrm{a}-\mathrm{b}$
CBSE Class 10 Mathematics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.