Input:
x=cos(t)-cos(80*t)*t,y=2*sin(t)-sin(80*t)
Write:
`x=cos(t)-cos(80*t)*t,y=2*sin(t)-sin(80*t)`
Output:
$$x=cos(t) - cos(80\ t)\ t, y=2\ sin(t) - sin(80\ t)== x=cos(1)-cos(80), y=2\ sin(1)-sin(80)$$
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