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Mathematics, 04.09.2021 09:50 diazsindy
Cho hàm số y=3x^3+x^2+1. Để y'<0 thì x nhận giá trị thuộc tạap hợp nào
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Cho hàm số y=3x^3+x^2+1. Để y'<0 thì x nhận giá trị thuộc tạap hợp nào...
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