Question: Consider the stable system represented by the differential equation x(t) + 3x(t) = u(t), where u(t) = sin 31. Determine the phase lag for this
Consider the stable system represented by the differential equation

x(t) + 3x(t) = u(t), where u(t) = sin 31. Determine the phase lag for this system. a. =0 b. = -45 c. --60 d. = -180
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