Réponses

2014-03-11T17:47:02+01:00
A=V27x V108
  = V 9x3 x V 36x3
= 3V3 x 6V3
=3x6 V 3x3
=18x3
=54
B= V98x V32
= V 49x2x V 16x2
=7V2 x4V2
=7x4V2x2
=28x2
=56
C=2V42x V 54
= 2V7x6 x V 9x6
= 2V7x6 x3V6
=2x 3x V7x6x6
=6x6V7
=36V7
D=11V12x2V18
= 11V4x3 x2V9x2
=11x2V3x2x3V2
=22x6V3x2
=132V6
juste.Pour le C. a la 3ème ligne. C'est V7*6*6 ou V7 *6*6?
V7*6*6
ok merci bcp! :)