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[FONT="] Thử giải bài này xem
[/FONT] [tex]2. 8^x -15 . 12 ^x +36. 18^x = [/tex] = [tex] (3^x)^(3[/tex] [tex] +log_323x)[/tex]
[/FONT] [tex]2. 8^x -15 . 12 ^x +36. 18^x = [/tex] = [tex] (3^x)^(3[/tex] [tex] +log_323x)[/tex]