You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
python/数学课程/【一次函数】一次函数恒过定点问题.md

5 lines
201 B

![](http://dsideal.obs.cn-north-1.myhuaweicloud.com/HuangHai/BlogImages/2023/03/f26ace6c8007c315dfc663c105ed9810.png)
答案:$x=-2$时,此时$k$就无用了,$y=-2-1=-3$
$\therefore (-2,-3)$