E
Editor
Sep 18, 2022
$\cos^{-1}\frac{12}{13}$=
Difficulty: Easy
A:
$\tan^{-1}\frac{3}{5}$
B:
$\cot^{-1}\frac{13}{12}$
C:
$\sec^{-1}\frac{13}{12}$
D:
$\sin^{-1}\frac{5}{13}$
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ID: 63273db9ca83163ac3a11583