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nbang807
2 năm trước
1. Cho hàm số y= 1/3x^3 - mx^2 + (2m - 1 ) x -3. Tìm m để hàm số đạt cực đại, cực tiểu tại x1, x2 nằm cùng phía với Oy. 2. Cho hàm số y= (m + 2)x^3 + 3x^2 + mx - 5 . Tìm m để hàm số đạt cực đại, cực tiểu tại x1, x2 sao cho x1>0, x2 > 0. Giaỉ nhanh giúp em ạ
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