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Aidez moi pr ces 4 exs de maths svppp

Aidez Moi Pr Ces 4 Exs De Maths Svppp class=

Sagot :

Réponse:

1)

A=1/2x3+1/6x1=3/6+1/6=4/6

B=1/6x1+1/3x2=1/6+2/6=3/6

C=1/2x3-1/6x1=3/6-1/6=2/6

2)

Non parce que: 2/3x4-3/4x3=8/12-9/12=-1/12

3) I don't no

4) I don't no