Respuesta :

evgeniylevi
Try this solution:
1. it is arithmetic progression, where a₁=34 and d=15. Formula for  aₓ is aₓ=a₁+d(x-1);
2. a₂₀₀=34+15*(200-1)=3019.

answer: 3019.
P.S. if it is possible check the arithmetic part.