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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 2 · Q12
If ' α ' and ' β ' are the zeroes of the polynomial ax^2-5 x + c and α+β=α β=10, then:
If ' $\displaystyle \alpha$ ' and ' $\displaystyle \beta$ ' are the zeroes of the polynomial $\displaystyle \mathrm{ax}^{2}-5 \mathrm{x}+\mathrm{c}$ and $\displaystyle \alpha+\beta=\alpha \beta=10$, then :
Official answer
(D)
$\displaystyle \mathrm{a}=\frac{1}{2}, \mathrm{c}=5$
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CBSE Class 10 Mathematics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.