Bonjour ! J'espère vous aider !
Réponse :
n°62 :
A = -5-7/3 -4
A = -12/3 -4*3/1*3
A = -12/3 -12/3
A = -24/3
A = -8
B = 6- 4/-2*3
B = 6- 4/-6
B = 6*-6/1*-6 - 4/-6
B = -36/-6 - 4/-6
B = -40/-6
B = 20/3
C = (-5)*(1-6)/-2-8
C = (-5)*(-5)/-10
C = 25/-10
C = -2,5
D = 1- 1/3
/
1+ 1/3
D = 1*3/1*3 - 1/3
/
1*3/1*3+ 1/3
D = 3/3-1/3
/
3/3+1/3
D = 2/3
/
4/3
D = 2/3 * 3/4
D = 6/12
D = 1/2
D = 0,5