Log3x=y=log9(2x-1) where the 3 and 9 is subsript i reach to this point log3x=log9(2x-1) log3x=log3(2x-1) log39 where all the 3 is subscript. PS i dont understand how log3(2x-1) is derived from log9(2x-1) log39 where 3 is subscript
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Hello, mathkid12! . . They used the Base Change Formula: .
What would be the end answer please and your help is greatly appreciated
To continue on what you had: Now use the fact that
Thanks
Note that if and only if [tex]x= 9^y= (3^2)^y= 3^{2y}[/itex] which then says that
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