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boana
@boana
January 2021
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Bonjour
pouvez-vous m'aider svp?
calcule les produits en simplifiant, puis donne les résultats sous la forme d'une fraction irréductible /
a. 21/32 x 108/49
b. -26 x -5/39
merci
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maudmarine
Verified answer
Bonjour,
a. 21/32 x 108/49
= 2268/1568
= 28 x 81 / 28 x 56
= 81/56
b. -26 x -5/39
= 130/39
= 13 x 10 / 13 x 3
= 10/3
1 votes
Thanks 1
boana
merci
maudmarine
De rien
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Verified answer
Bonjour,a. 21/32 x 108/49
= 2268/1568
= 28 x 81 / 28 x 56
= 81/56
b. -26 x -5/39
= 130/39
= 13 x 10 / 13 x 3
= 10/3