Determine what is the value of theta in degree

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Given f1(t) = 28.2843 cos ( 100t - 30) and f2(t) = 14.1421 sin (100t + 15), what's the phasor value of f1(t), F1 and f2(t), F2?
The sum of f1(t) and f(2)t is f3(t), where f3(t) = Fm cos(100t - theta), what's the value of Fm? what's the value of theta in degree ?

Reference no: EM13266476

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