Odpowiedzi

2010-04-12T14:52:21+02:00
1.Oblicz:
a) (-2+5)• (-3) =3*-3 = 9
b) (4-(-6))÷ (-2) =10/-2 = -5
c) (-13-8)÷ (-3+10)= -21 / 7 = -3
2010-04-12T14:53:29+02:00
A) 3*(-3)= -9
b) 10 : (-2)= -5
c) -21 :7 =-3
2010-04-12T14:54:43+02:00
A)3*(-3)=-9
b)(4+6)/(-2)=10/(-2)=-5
c)(-21)/(-7)=3