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python/数学课程/【一次函数】一次函数恒过定点问题.md
HuangHai 1f397eca87 'commit'
2025-08-30 18:35:01 +08:00

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答案:$x=-2$时,此时$k$就无用了,$y=-2-1=-3$
$\therefore (-2,-3)$