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 Sep 18, 2022
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The function $y=\sinx$ is called principal sine function if we restrict the domain of $y=\sinx$ to the interval
Difficulty: Easy
A: 
$-\frac{\pi}{2}\leq x\leq\frac{\pi}{2}$
B: 
$-\pi\leq x\leq\pi$
C: 
$-2\pi\leq x\leq 2\pi$
D: 
$-1\leq x\leq\1$
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NETNUST Entry TestMathematicsInverse Trigonometric Functions