作者查詢 / ArzasV
作者 ArzasV 在 PTT [ Math ] 看板的留言(推文), 共90則
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1F→: 謝謝大大03/07 13:44
2F→: 抱歉,是公比。03/07 10:17
3F→: 有跟學生確定過,他說題目就只有這樣。03/07 10:17
3F推: 非常感謝09/20 20:47
7F→: 謝謝,頓悟09/19 16:18
8F→: jacky大,我在您的式子代x=-1也可以得到-209/19 23:11
9F→: f(x^2)+2x^2f'(x^2)=4x^3/x^4+1 x=-1代入09/19 23:11
10F→: 得 f(1)+2f'(1)=-209/19 23:12
11F→: 這樣解出來是-1-ln(2)/2 = =又有新答案了...09/19 23:16
2F→: 點斜式的斜率應該乘在x那邊不是嗎,乘在y無法理解08/31 18:38
6F→: 那必過(ux,uy)不用換吃08/31 19:05
7F→: 那(ux,uy)不用換成(uy,ux)嗎08/31 19:07
9F→: x08/31 19:11
13F→: 我用最小平方法重證,那個m不是斜率,那我沒問題了09/01 00:06
14F→: 謝謝大家09/01 00:07
1F→:[]為高斯符號04/28 15:14
2F→:所以f(x)=mx, g(x)=1/m*x , 這樣想對嗎?03/09 00:20
3F→:謝謝一樓,這deg 完全命中要害03/09 00:21
8F→:再次感謝,釐清概念了03/09 09:00
3F→:令0法11/11 19:30