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Cos pi/6 - Find Value of Cos pi/6 | Cos π/6
How does the term sin (2*pi*f*t) come from? I know that sin and cosine take radians as arguments which will be (pi/2) * (no. of degrees) but why do we mulitply f*t?
What is sine of PI over 2? (sin PI over 2 radians) – LUNLUN.COM
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What is the sine value of pi? | Homework.Study.com