" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Sn=a1*1/(1-q), |q|<1
q=(2x+1)/(x+2)² *(x+2)
q=(2x+1)/(x+2)
Dalszy zapis w zalaczniku: