Odpowiedzi

2010-01-13T20:31:18+01:00
5*(3+1) +5*(3+1) +5*(3+1) + 5*(3+1)+ 5*(3+1) = 100
bo 5*4 +5*4+5*4 +5*4 + 5*4 = 5*20 = 100
2 4 2
2010-01-13T20:41:55+01:00
{[(5+3+1+1)x5] + (5x5) + [5x(3+3-1)] + [(3-3)+(1-1)]}

Rozwiazanie

{[(5+3+1+1)x5] + (5x5) + [5x(3+3-1)] + [(3-3)+(1-1)]} =[10x5] + 25 + [5x5] + [0+0] = 50 + 25 + 25 + 0 = 75 + 25 = 100 :)
1 5 1