Răspuns :
2x[(200x201):2]+201= 201x
200
40200 =2x(40200:2)+201=2x20100+201=40200+201=40401
200
40200 =2x(40200:2)+201=2x20100+201=40200+201=40401
2x[(200x201):2]+201= =2x(40200:2)+201=2x20100+201=40200+201=40401