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Mathematics · 2024 · 1 mark
CBSE 2024 · Region 5 · Set 1 · Q15
If $\displaystyle \alpha$ and $\displaystyle \beta$ are the zeroes of the polynomial $\displaystyle \mathrm{p}(\mathrm{x})=\mathrm{kx}^{2}-30 \mathrm{x}+45 \mathrm{k}$ and $\displaystyle \alpha+\beta=\alpha \beta$, then the value of k is :
Official answer
From CBSE’s own marking scheme for this paper.
(D)
$\displaystyle \frac{2}{3}$
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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.