Mathematics
Senior High
数三の質問です。この変形はしないとダメなんですか？
ゆえに
OP=(x, y), OC=((a-b)cose, (a-b)sinė),
CP=(bcos-a0, bsin
b-a0, bsina) 90
COS
lina
x=(a-b)cos0+bcos
a-b
0
OP=OC+CP 5
y=(a-b)sin0-bsin
a-b
b
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