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$\sec hx$=
E
Editor
Sep 18, 2022
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$\sec hx$=
Difficulty: Easy
A:
$\frac{2}{e^{x}+e^{-x}}$
B:
$\frac{e^{x}-e^{-x}}{e^{x}+e^{-x}}$
C:
$\frac{e^{x}+e^{-x}}{e^{x}-e^{-x}}$
D:
$\frac{2}{e^{x}-e^{-x}}$
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ID: 63273db8ca83163ac3a1060b