Réponses

2013-03-18T18:45:51+01:00

Tu poses donc :

 

A=2*2/3+1/(2/3)+(2/3)/(2*(2/3))+1

A=4/3+3/2+1/2+1

A=8/6+9/6+3/6+6/6 = 26/6 = 13/3

2013-03-18T18:48:02+01:00

A=2*2/3+1/(2/3)+(2/3)/(2*(2/3))+1

A=4/3+3/2+1/2+1

A=8/6+9/6+3/6+6/6 = 26/6 = 13/3

tout simplement :)