Respuestas

2012-06-29T00:52:27+02:00

a= 16

b=-2

c=16

d= 1

e= -8

f= 105

g= 280

2012-06-29T00:55:29+02:00

A)5+7+4= 12+4 = 16

B)-3+6-5= 3-5 = -2

C)54+(-31)+(-7) = 54-31-7 = 23-7 = 16

D)2-5+4 = -3+4 = +1

E)4.(-2).1 = -8(1) = -8

F)(-3).(-5).(7) = +15(7) = +105

G)(-14).5.(-4) = -70(-4) = +280

 

-Espero haberte ayudado, saludos.