augame
13 years ago
轉噗 citytalk 我想和你說一句話 先打開 Google 首頁
然後輸入 (sqrt(cos(x))cos(200x)+sqrt(abs(x))-0.7)*(4-xx)^0.01, sqrt(9-x^2), -sqrt(9-x^2) from -4.5 to 4.5
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