Multiple choice For the following system, when X1(s) = 0, the transfer function $\frac{Y(s)}{X_2(s)}$ s $\frac{s + 1}{s^2}$ $\frac{1}{s + 1}$ $\frac{s + 2}{s(s + 1)}$ $\frac{s + 1}{s(s + 2)}$ Reveal answer Fill a bubble to check yourself D Correct answer Explanation