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5.2 Applications of Circular Functions

Applications of Circular Functions

  • A sinusoidal function has a rule of the form y=a\sin (nt+k)+c, or, equivalently, of the form y=a\cos (nt+k)+c. Such functions can be used to model periodic motion.
  • There are plenty of examples of periodic motions. For instance, the periodic switch between daytime and night time, circular motions of pendulum, yo-yo, and more.
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