Mathematics · 2022
JEE Main · 25 July 2022, Shift 1 · Q5
If lim_n → ∞(√(n^2-n-1)+n α+β)=0, then 8(α+β) is equal to:
If $\displaystyle \lim _{n \rightarrow \infty}\left(\sqrt{n^2-n-1}+n \alpha+\beta\right)=0$, then $\displaystyle 8(\alpha+\beta)$ is equal to :
Official answer
(3)
$\displaystyle -4$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.