Editor
Editor
 Sep 18, 2022
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The domain of the function $y=cos^{-1}x$ is
Difficulty: Easy
A: 
$0\leq x \leq \pi$
B: 
$0-1 x \leq 1$
C: 
$0\leq x \leq \frac{\pi}{2}$
D: 
$-\frac{\pi}{2}\leq x \leq \frac{\pi}{2}$
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NETNUST Entry TestMathematicsInverse Trigonometric Functions