Mathematics
Senior High
軌跡の問題の中で
点P (x,y)と直線y＝−1/4の距離を求めることがあったんですけど
分かりません😓
下の写真のように回答と違う答えが出てしまいました
P(214) y=-1/
↓
y+z=0
4 + 4
11
答えを見たら
4+4
これが距離?
-yだった
4
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