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Mathematics, 06.07.2021 15:20 gjeaneasley

Với mọi x    0; , hàm số f x  liên tục nhận giá trị dương thỏa mãn:       3 2 f x x f x xf x    2  và   1 1 . 2 f  Giá trị của   3 2 f x dx  bằng: A. 1 9 ln 2 8 . B. 9 ln 2 . C. 9 ln 8 . D. 1 9 ln 2 2 .

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Với mọi x    0; , hàm số f x  liên tục nhận giá trị dương thỏa mãn:       3 2 f x x f x...
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