Odpowiedzi

2010-02-25T15:26:43+01:00
3(2*2-2*2+3)-2(2*2-5*2-1)=6**-6*6+9-2*2-10*4-2
2010-02-25T15:31:06+01:00
3(2*2-2*2+3)-2(2*2-5*2-1)= 6*6-6*6+9-4*(-4)+10*(-4)+3=
36-36+9+16-40+3=-12