caanglinddanahneve caanglinddanahneve
  • 22-11-2016
  • Mathematics
contestada

Solve: log2 (x) +log2(x+7) =3
(2 is the base) ...?

Respuesta :

Аноним Аноним
  • 24-11-2016
The solution to the problem is as follows:


Then, 

log2 x/(x-7)=3 

x/(x-7)=8 

x=8x-56 

-7x=-56 

x=8 


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