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dinhhaiyen12022003
2 năm trước
Trong các hàm số bậc nhất dưới đây,hàm số đồng biến là: A:y=(5-3x)/(2)+7 B:y=(7+3x)/(3)+5 C:y=(1)/(2)-(3+x)/(5) D:y=13-(3x+1)/(5)
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