A particleP moves with position x(t) = 4 cos(2t − 2). Give the amplitude and
frequency of this motion.
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A particleP moves with position x(t) = 4 cos(2t − 2). Give the amplitude and
frequency of this motion.
If we have $\displaystyle y = a \cos (n\theta -b) $
Then $\displaystyle a$ is the amplitude and $\displaystyle \frac{2\pi}{n} $ is the period/frequency of the cos graph
Use this information to solve the question
