solve for x: `2log_b x= log_b 4 + log_b(x-1).`  

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Posted on

your question is ,Apply laws of log and solve the problem.I hope you know laws of log.Log defined only for positive number more than 0.

`x>0 ,x-1>0` this implies `x>1` .


Now take your question.





`` taking antilog both side








So answer to your question x=2

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