Continuous-Time System:
a1 = 2, a0 = 5, b1 = 4, b0 = 6, 

Your excitation signal x(t) consists of straight lines connecting these points.
It has been zero up until the first time and is zero after the last time.

t = 1.04808, x(t) = 0
t = 1.04808, x(t) = -9
t = 4.99058, x(t) = -9
t = 4.99058, x(t) = -4
t = 5.95473, x(t) = -4
t = 5.95473, x(t) = -16
t = 6.87729, x(t) = -16
t = 6.87729, x(t) = -5
t = 7.09187, x(t) = -5
t = 7.09187, x(t) = 0
t = 15.3945, x(t) = 0

Discrete-Time System:
a0 = 18, a1 = 17, b0 = 9, b1 = -3, 
0 <= n < 9,  x[n] = 0
9 <= n < 10,  x[n] = 2
10 <= n < 12,  x[n] = 3
12 <= n < 13,  x[n] = -10
13 <= n < 18,  x[n] = -4
18 <= n < 19,  x[n] = -15
19 <= n < 20,  x[n] = -7
20 <= n < 32,  x[n] = 0

x[n] has been zero up until the first time and is zero after the last time.