A unity feedback system has G(s) = 10/s(s+1)(s+2). If input r(t) = 1 + 2t + 3/2t³, the steady error is

A unity feedback system has G(s) = 10/s(s+1)(s+2). If input r(t) = 1 +

1.	A unity feedback system has G(s) = 10/s(s+1)(s+2). If input r(t) = 1 + 2t + 3/2t³, the steady error is
A.	zero
B.	0.4
C.	4
D.	infinity
Answer» E.