Giải phương trình:$(2y-15)(\sqrt{3y-20}-\sqrt{y-1})=5$
Edited by thptpbc, 15-02-2019 - 22:19.
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Giải phương trình:$(2y-15)(\sqrt{3y-20}-\sqrt{y-1})=5$
Edited by thptpbc, 15-02-2019 - 22:19.
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