ajutatima va rog te rog frumos
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Răspuns:
1.161560
2.a=7 si b=6
6176-4387=1789
3.
4.S=5+10+15+20+....+500
S=5(1+2+3+...+100)
S=5 × \frac{100*101}{2}
S=5 × \frac{10100}{2}
S=5 ×5050
S=25250
5.3446
6.a -523= 999
a= 999-523
a=476