Răspunsuri

2014-01-10T18:00:03+02:00
Ab=36
ac=27
a(b+c) putem sa il scriem ca ab+ab=36+27=63
a(b-c)=ab-ac=36-27=9
8 3 8
2014-01-10T18:01:59+02:00
A*(b+c)=a*b+a*c
            36 + 27=63
iar celalalt exact la fel numai ca faci 36-27=9

3 5 3