hoangtienquan66 hoangtienquan66

19-11-2022
Mathematics

contestada

cho hàm số bậc nhất: y=(1-2m)x+m-2 có đồ thị là đường thẳng (d)
1) Xác định m để (d) song song với đường thẳng 2x+3y-5=0
2) Chứng minh rẳng (d') luôn đi qua 1 điểm cố định với mọi m

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