5.88 How to find all roots of complex number

To find roots of \( (3+4 i)^{1/3}\), do

fsolve(z^3=(3+4*I),z); 
 
#gives 
 
-1.26495290635775+1.15061369838445*I, 
-.363984239564424-1.67078820068900*I, 
1.62893714592218+.520174502304545*I