Odpowiedzi

2010-01-26T22:15:47+01:00
2a(x+5y)+3x(a-5y)=
2ax+10ay+3ax-15xy=
5ax+10ay-15xy
2010-01-26T22:15:55+01:00
2a(x+5y)+3x(a-5y)=2ax+10ay+3ax-15xy =5ax+10ay-15xy
prosze :)
2010-01-26T22:16:20+01:00
2a(x+5y)+3x(a-5y)=2ax+10ay+3ax-15xy=5ax+10ay-15xy