Mathematics
Senior High
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一番下の計算ができません
どうして答えが√13になるのでしょうか??
(To3)と直線a欠+bg+C=0 の距離
larotbo+ C |
d
(distance)
ニ
a'+6°
(3.-5)と直線 2欠+3g-4=0の距離
|23+35)-4|_-|3|13
「3
(Co,8.)
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