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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 1 · Set 3 · Q11
The least value of f (x)= e^-x in [0, 3] is
The least value of $\displaystyle \mathrm{f}(x)=\mathrm{e}^{-x}$ in [$\displaystyle 0$, $\displaystyle 3$] is
Official answer
(A)
$\displaystyle \mathrm{e}^{-3}$
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