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ShanaCollege
@ShanaCollege
May 2019
2
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Bonjour
Pouvez-vous m’aider je me suis trompé dans mon équation
Voici la bonne
4/7-2 sur 2-11/14
Merci beaucoup
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calinizou
Verified answer
Bonjour
calcul déjà
4/7-2=4/7-14/7=-10/7
puis 2-11/14=28/14-11/14=17/14
on obtient -10/7 diviser par17/14
diviser c'est multiplier par l'inverse
donc -10/7*14/17=-140/119=-20/17
0 votes
Thanks 0
loulakar
Verified answer
Bonjour,
= (4/7 - 2) / (2 - 11/14)
= (4/7 - 14/7) / (28/14 - 11/14)
= (-10/7) / (17/14)
= -10/7 x 14/17
= -10/17 x 14/7
= -10/17 x 2
= -20/17
0 votes
Thanks 0
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Lista de comentários
Verified answer
Bonjourcalcul déjà
4/7-2=4/7-14/7=-10/7
puis 2-11/14=28/14-11/14=17/14
on obtient -10/7 diviser par17/14
diviser c'est multiplier par l'inverse
donc -10/7*14/17=-140/119=-20/17
Verified answer
Bonjour,= (4/7 - 2) / (2 - 11/14)
= (4/7 - 14/7) / (28/14 - 11/14)
= (-10/7) / (17/14)
= -10/7 x 14/17
= -10/17 x 14/7
= -10/17 x 2
= -20/17