Mathematics · 2023
JEE Main · 10 April 2023, Shift 2 · Q10
For α, β, γ, δ ∈ N, if ∫((x/e)^2 x+(e/x)^2 x) log_e x d x=1/(α)(x/e)^β x-1/(γ)(e/x)^δ x+C, where e=Σ_n=0^∞ 1/(n!) and C is constant of integration,…
For $\displaystyle \alpha, \beta, \gamma, \delta \in \mathbb{N}$, if $\displaystyle \int\left(\left(\frac{x}{e}\right)^{2 x}+\left(\frac{e}{x}\right)^{2 x}\right) \log _e x d x=\frac{1}{\alpha}\left(\frac{x}{e}\right)^{\beta x}-\frac{1}{\gamma}\left(\frac{e}{x}\right)^{\delta x}+C$ , where $\displaystyle e=\sum_{n=0}^{\infty} \frac{1}{n!}$ and C is constant of integration, then $\displaystyle \alpha+2 \beta+3 \gamma-4 \delta$ is equal to
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 4$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.