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Dau coroana! Hellllp!
1,2 si 3.


Dau Coroana Hellllp12 Si 3 class=

Răspuns :

7×1000+2×100+3×10+5
2×1000+1×100+6×10+9
4×100+8×10+1
1. 7x1000 + 2x100 + 3x10 + 5
2x1000 + 0x100 + 6x10 + 9
4x100 + 8x10 + 1

2. a = 3
b = 2
c = 7
d = 5
2x3x7x5= 245

3. 79 = LXXIX
1896 = DMCCCLXLVI
632 = DCXXXII
158 = CLVIII
483 = CDLXXXIII