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Question Number 12705 by @ANTARES_VY last updated on 29/Apr/17

$$\mathbf{this}\mathbf{y}=\mathbf{sin}\frac{\mathbf{x}}{2}\mathbf{find}\mathbf{the}\mathbf{range}\mathbf{of}$$$$\mathbf{the}\mathbf{function}.$$

Answered by Joel577 last updated on 29/Apr/17

$$\mathrm{Range}$$$$-1⩽y⩽1$$

Commented by @ANTARES_VY last updated on 29/Apr/17

$$\mathbf{how}\mathbf{does}\mathbf{it}\mathbf{work}?$$

Commented by arnabpapu550@gmail.com last updated on 09/Jun/17

$$\mathrm{As}\mathrm{range}\mathrm{of}\sin \theta ,\cos \theta \in [-1,+1]$$$$\therefore \sin \frac{\mathrm{x}}{2}\in [-1,+1]$$

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