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-2log(m-9)= -4

vicpalestino  Mar 6, 2017
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-2log(m-9)= -4     divide by -2

 

log(m - 9)  = 2

 

In exponential form we have

 

10^2   = m - 9     

 

100 = m - 9      add 9 to both sides

 

109 = m

 

 

cool cool cool

CPhill  Mar 6, 2017

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