Réponses

2013-12-11T21:55:15+01:00
Bonsoir
A = 3V12 +5V27 = 3V(4*3) + 5V(9*3) = 6V3 + 15V3 = 21V3
B = V121 +V72 -90 = 11 + V36*2 -90 = 6V2 - 79
C = 6 / V24 = 6/V(4*6) = 6/2V6 = 3/V6