you use the series
S = 1+xcisx+(xcisx)^2+....+(xcisx)^n
then sum it using a gp and equate the real parts
for it to conerge |r| if r is the common ratio must be <1
but since r is xcisx then |r| = x
so x<1 for it to converge?
Re: extended response
i did all skills but left out self management
and i wrote about
staffing systems
global cultural diversity
diff in labour laws
shortage of skilled labour
i didnt really write about conflict and those stuff cause it asked for more global things
under each skill i wrote...