Simplifier des calculs 0=2/21+5/7 ,N=5/16+7/4,M=5/2-17/3 merci
Mathématiques
rjl10
Question
Simplifier des calculs 0=2/21+5/7 ,N=5/16+7/4,M=5/2-17/3 merci
1 Réponse
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1. Réponse maudmarine
Bonjour
Simplifier des calculs :
0=2/21+5/7
O = 2/21 + (5 x 3) / (7 x 3)
O = 2/21 + 15/21
O = 17/21
N=5/16+7/4
N = 5/16 + (7 x 4) / (4 x 4)
N = 5/16 + 28/16
N = 33/16
M=5/2-17/3
M = (5 x 3) / (2 x 3) - (17 x 2) / (3 x 2)
M = 15/6 - 34/6
M = - 19/6.