Задача 40229.

Adds two fluctuations in the same direction and the same period: x1 = x2 = 2sinpt and sinp (t + 0.5) (length in centimeters, time in seconds). Determine the amplitude A and the initial phase of the resulting vibrations. Write its equation.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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