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rezolvati-mi va rog exercitiul! (10X1+10X2+...+10X19):19
CAT MAI REPEDEEEE!!! PLSSSS


Răspuns :

10x(1+2-3+…+19):19=
10x(19x20:2):19=
10x(19x10):19=
10x190:19=
1900:19=100