E
Editor
Sep 18, 2022
$\coth^{2}x-1$=
Difficulty: Easy
A:
$\sec h^{2}x$
B:
$\tan h^{2}x$
C:
$\csc h^{2}x$
D:
$\cos h^{2}x$
Report issue
ID: 63273db8ca83163ac3a106b3