2=log3 x - 8 logx 3
3= 14/(log5 x+2)+ 4/(log5 x -1)
(Log2 x^2)^2+9log2 x +2=0
Con variabile ausiliare
3= 14/(log5 x+2)+ 4/(log5 x -1)
(Log2 x^2)^2+9log2 x +2=0
Con variabile ausiliare