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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 1 · Q20
Assertion (A): The polynomial p ( x )= x^2+3 x +3 has two real zeroes. Reason (R): A quadratic polynomial can have at most two real zeroes.
Assertion $\displaystyle (A)$ : The polynomial $\displaystyle \mathrm{p}(\mathrm{x})=\mathrm{x}^{2}+3 \mathrm{x}+3$ has two real zeroes.
Reason (R): A quadratic polynomial can have at most two real zeroes.
Official answer
(D)
Assertion (A) is false, but Reason (R) is true.
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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.