Find the inverse \(z\)-transform of each \(E(z)\) below by any method.

(a) \(E(z)=\frac{0.5 z^{2}}{(z-1)^{2}(z-0.6)}\)

(b) \(E(z)=\frac{0.5}{(z-1)(z-0.6)^{2}}\)

(c) \(E(z)=\frac{0.5 z(z-0.7)}{(z-1)(z-0.6)^{2}}\)

(d) \(E(z)=\frac{0.5 z(z-0.7)}{(z-1)(z-0.59)(z-0.61)}\)