Question: The superposition of two harmonic oscillations of the same direction results in the oscillation of a point according to the law x = a cos

The superposition of two harmonic oscillations of the same direction results in the oscillation of a point according to the law x = a cos 2.1t cos 50.0t, where t is expressed in seconds. Find the angular frequencies of the constituent oscillations and the period with which they beat.

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