Question

descompuneti in produs de numere prime urmatoarele numere 6,8,10,15,20,28,35,46,55,63,70,74,81,90,100 dau coroana

Answer 1

6=2X3,
8=2X2X2,
10=2X5,
15=3X5,
20=2X2X5,
28=2X2X7,
35=5X7,
46=2X23,
55=5X11,
63=3X3X7,
70=2X5X7,
74=2X37,
81=3X3X3X3,
90=2X3X3X5,
100=2X2X5X5