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anonymous
 4 years ago
If ln x + ln(x4)=ln 4x, then x=??
anonymous
 4 years ago
If ln x + ln(x4)=ln 4x, then x=??

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nenadmatematika
 4 years ago
Best ResponseYou've already chosen the best response.1yes, correct, but just be careful, because the solutions of saifoo.khan's equation is x=0 and x=8, but x=0 you must throw away because domain of lnx is x>0....so the solution is 8
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