calcul h=(2+3/5)*(8/7-5/14)
Mathématiques
dorian14
Question
calcul h=(2+3/5)*(8/7-5/14)
2 Réponse
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1. Réponse maudefernandez
h= (2 + 3/5) (8/7 - 5/14)
= (10/5 + 3/5) (16/14- 5/14)
= 13/5 x 11/14
= 143/70 -
2. Réponse Anonyme
Bonsoir
[tex](2+\dfrac{3}{5})\times(\dfrac{8}{7}-\dfrac{5}{14})=(\dfrac{10}{5}+\dfrac{3}{5})\times(\dfrac{16}{14}-\dfrac{5}{14})\\\\=\dfrac{13}{5}\times\dfrac{11}{14}\\\\=\dfrac{143}{70}[/tex]