Please solve the below problem...
Given periodic signal is X(t)=3+ sin6t-2cos2t+ ∏sin9t-cos12t thenwhat is the amplitude of second harmonic of positive exponent term?
Given periodic signal is X(t)=3+ sin6t-2cos2t+ ∏sin9t-cos12t thenwhat is the amplitude of second harmonic of positive exponent term?