Bonjour (ou bonsoir) Je n'arrive pas à terminer cette exercice:.... Pergunta de ideia deMathiecutie

Mathiecutie @Mathiecutie

May 2022 1 94 Report

Bonjour (ou bonsoir)
Je n'arrive pas à terminer cette exercice:

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DoucePatate Bonsoir,A = [tex]\frac{25}{21}*\frac{14}{15} = \frac{15*14}{21*15}=\frac{3*5*2*7}{3*7*3*5} = \frac{2}{3}[/tex] B = [tex]\frac{-21}{6}*\frac{-9}{56} = \frac{21}{6}*\frac{9}{56} = \frac{21*9}{6*56} = \frac{3*7*3*3}{3*2*8*7}= \frac{3*3}{2*8} = \frac{9}{16}[/tex] C = [tex]-\frac{49}{63} *\frac{9}{-28}=\frac{49}{63}*\frac{9}{28}=\frac{7*7*9}{9*7*4*7}=\frac{1}{4}[/tex]Bonne soirée

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Exaid Bonjour Doucepatate pouvez vous m'aider svp : https://nosdevoirs.fr/devoir/4503261

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Bonsoir, je reposte cette question car certains ne comprenais pas les "/"

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