sturtz95 sturtz95

14-06-2016
Mathematics

contestada

log base 9 m - log base 9 (m-4)=-2

Respuesta :

14-06-2016

Hello,

log base 9(m/(m-4))=-2
==>m/(m-4)=9^(-2)
==>81m=m-4
==>80m=-4
==>m=-1/20

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