Mathematics
Senior High
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(3) 曲線x=cos 0+0sin0, y=sin0-0cos0 が表す曲線の0<0ハーの部分
の長さLを求めよ。
dx
ニ-Sing + Sino+ OCOSB
O Cos9
ニ
OP
dx
Coso - (Coso -Osin@)
OP
-(CoSo
O sino
-
L=()
xP
1 0°cos-0 + 0'sin'0
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