M
minh660669


chao
[tex]x^log9^x-2=3^3(log9^x-1)[/tex]
cac ban moi nguoi giai giup minh voib-(
[tex]x^log9^x-2=3^3(log9^x-1)[/tex]
cac ban moi nguoi giai giup minh voib-(
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