Mathematics
Senior High
教えてください🙇♀️お願いします
5 点P(4,3,-2) から, xy平面, yz 平面, zx 平面に垂線を下ろし, 交点を
それぞれ D, E, F とします。 点D, E, F の座標を求めなさい 。
x
y
E
P(4,3,-2)
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