Réponses

2013-09-22T10:50:25+02:00
A = 3x(-2)+6
    =  -6 +6
    =0

B = -5x(-2)-6-3
    = 10-6-3
    = 1

C = 2-(-2)x6
    = 2-(-12)
    = 14
2013-09-22T10:50:41+02:00