CBSE 2024 · Region 2 · Set 1 · Q2 · 1 mark

Let $\displaystyle f: R_{+} \rightarrow[-5, \infty)$ be defined as $\displaystyle f(x)=9 x^{2}+6 x-5$, where $\displaystyle R_{+}$is the set of all non-negative real numbers. Then, $\displaystyle f$ is :

CBSE Class 12 Mathematics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.