9. Determine whether the following systems are invertible. If so, find the inverse. If not, find…

9. Determine whether the following systems are invertible. If so, find the inverse. If not, find 2 input signals that produce the same output. (a) yo)r (b) yin]- et-, where a is a real number (c) y(t)-Vx'(t) for real-valued signals x(t) (d) Mn]=x[n] (complex conjugate)