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	Các bình luận về: Đề: Cho hàm số \(y = \frac{{{x^2} &#8211; 3x + 1}}{x}\) có giá trị cực đại \({y_1}\)và giá trị cực tiểu \({y_2}\). Tính \(S = {y_2} &#8211; {y_1}.\)  	</title>
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	<description>Học toán, Đề thi toán, Sách giáo khoa Toán, trắc nghiệm Toán online</description>
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