The first period of the graph of \( y=\sin (x) \) starts at \( y= \) a \( \pi \) b 1 c 0 d \( \frac{\pi}{2} \) e -1
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The first period of the graph of \( y = \sin(x) \) indeed starts at \( y = 0 \), specifically when \( x = 0 \). This is where the sine function begins its oscillation, moving up to 1 at \( x = \frac{\pi}{2} \). Fun fact: The sine function is not just mathematically significant; it's also deeply rooted in music and sound waves! The oscillations of sound can often be described using sine waves, making it a key player in acoustics and audio engineering. Keep this in mind the next time you jam to your favorite tune!