Ex1 résultat sous forme la plus simple possible : par convention, x =*A: 3/7x(7/3-5/6)
A = 3/7 * (14/6-5/6)
A = 3/7 * 9/6
A =3/7*3/2
A =9/14
B= 3/7x7/3-5/6
B = 1 - 5/6
B = 1/6C:12x(1/3-1/6)
C = 12 * 1/6
C = 2D:12x1/3-1/6
D = 4 - 1/6
D = 24/6 - 1/6
D = 23/6
ex2:calcul d'une expression a. B. A+b. A-b. Axb11/9. 7/9. 18/9 4/9 77/81
3/4. 3/16. 15/16 9/16 9/64
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Ex1 résultat sous forme la plus simple possible : par convention, x =*
A: 3/7x(7/3-5/6)
A = 3/7 * (14/6-5/6)
A = 3/7 * 9/6
A =3/7*3/2
A =9/14
B= 3/7x7/3-5/6
B = 1 - 5/6
B = 1/6
C:12x(1/3-1/6)
C = 12 * 1/6
C = 2
D:12x1/3-1/6
D = 4 - 1/6
D = 24/6 - 1/6
D = 23/6
ex2:calcul d'une expression
a. B. A+b. A-b. Axb
11/9. 7/9. 18/9 4/9 77/81
3/4. 3/16. 15/16 9/16 9/64