Viết phương trình đường thẳng biết
a) vuông góc với đường thẳng x+2y=1 và đi qua A(1;2)
b) đi...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 26.07.2021 14:50, BrandonBBB
Viết phương trình đường thẳng biết
a) vuông góc với đường thẳng x+2y=1 và đi qua A(1;2)
b) đi qua gốc toạ độ và đi qua điểm M (-1;3)
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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