19.請問共模输入電壓的範圍(inputcommonmoden?

(b) Find k and a to satisfy the following requirements simultaneously:i. The closed-loop transfer function from r to y is a stable, order rational function.ji. The steady-state error with respect to the unit-ramp input r(t) = t, t ≥0, is less than 0.2.iii. The percent maximum overshoot with respect to the unit-step input r(t) = 1, t≥0, isless than 10%.