32 Calculer et simplifier la fraction obtenue : 9 6.66++7 1414 14 14a.9x7x+b.9 187 21C.2 7+520d.2 .... Pergunta de ideia deRaynencinquieeme

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32 Calculer et simplifier la fraction obtenue : 9 6.
6
6
+
+
7 14
14 14 14
a.
9x
7x
+
b.
9 18
7 21
C.
2 7
+
520
d.
2 20
5 25