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anonymous
 one year ago
What is the solution, or what are the solutions, of log9x2 = log925?
no solution
5 only
–5 only
–5 and 5
anonymous
 one year ago
What is the solution, or what are the solutions, of log9x2 = log925? no solution 5 only –5 only –5 and 5

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DanJS
 one year ago
Best ResponseYou've already chosen the best response.0there are a couple log rules that are always used, like 3 or 4 to be memorized

DanJS
 one year ago
Best ResponseYou've already chosen the best response.0like the power one, you have log of x^2, power can pull down to front 2 log x

DanJS
 one year ago
Best ResponseYou've already chosen the best response.0actually here, both sides are log base 9 of (something) you can remove the logs by 9^[log9(x^2)] = x^2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0would it be the first?

DanJS
 one year ago
Best ResponseYou've already chosen the best response.0\[\large b^{\log _{b}(x) } = x\] inverse of log function ,

DanJS
 one year ago
Best ResponseYou've already chosen the best response.0the log functions can only have + values of X the inverse of the log, the exponential function, can have any + or  value for X

DanJS
 one year ago
Best ResponseYou've already chosen the best response.0overall shape is like that for the logs, the domain is x values greater than zero
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