Mathématiques

Question

SVP de l'aide !!

multiplier des fractions :

25/24 X 36/35 X 30/50 X 12/54 X 56/8

merci bcp !!

2 Réponse

  • 25/24*36/35*30/50*12/54*56/8
    25/24*12/54*56/8*36/35*30/50
    25*12/24*54*56*36/8*35*30/50
    300/1296*2016/280*30/50
    300*2016/1296*280*30/50
    604800/362880*30/50
    604800*30/362880*50
    18144000/18144000
    =1
    Mais merci stp.
  • 25/24×36/35×30/50×12/54×56/8
    =(5³×2³×3⁴×2²×7×2³)/(2³×7×5³×2²×3⁴×2³)
    =1

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