Tìm m để bất phương trình 4m^2(2m-1)>(4m^2+5m+9)x-12m có nghiệm với mọi x

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1 .She said, "Go upstairs." → She told me................................................ .................................................. ........................ 2."Close the door behind you," he told me. → He told me................................................ .................................................. ........................... 3. "Don't be late," he advised us. → He advised us................................................ .................................................. ......................... 4"Stop staring at me," she said. → She told him............................................... .................................................. ........................... 5. "Don't be angry with me," he said. → He asked her............................................... .................................................. ........................... 6. "Leave me alone," she said. → She told me................................................ .................................................. .............................. 7."Don't drink and drive," she warned us. → She warned us................................................ .................................................. ......................... 8"John, stop making noise,” John’s mother ordered........................................... .................................................. ........................ 9."Don't worry about us," they said. → They told her............................................... .................................................. . ............................. 10."Meet me at the cinema." he said. → He asked me................................................ .................................................. ... ..........................