Odpowiedzi

2010-02-25T19:16:33+01:00
A) 13e-5(f-3e)=13e-5f+15e=28e-5f
b) -5(2z-3y)-4(4z-2y)= -10z+15y-16z+8y=-26z+23y
1 5 1
2010-02-25T19:17:16+01:00
A) 13e-5(f-3e)=13e-5f-15e=-2e-5f
b)....=-10z+15y-16z+8y=-26z+23y
  • Użytkownik Zadane
2010-02-25T19:17:40+01:00
A)18e(f-3e)>>>> b)-5(1y)-4(2z)