Understanding Trigonometric Functions

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Which of the following is not in the range of the function $y = \sin{x}$ ?

$\frac{3}{2}$

CORRECT

$-\frac{1}{2}$

$\frac{3}{4}$

$\frac{2}{3}$

The range of the function $y= \sin x$ is all numbers between and (the sine wave never goes above or below this).

Of the choices given, $\frac{3}{2}$ is greater than and thus not in this range.