[微積] 有極限有積分一題(又補一題)
2pi sin(nx)
lim S ----------- dx
n->無窮 0 x^2 + n^2
一時想不出來 大大們hint一下Orz
再補一題:
無窮 x^2 - 4x +7
S -------------- dx 這題答案是此積分不收斂 怎麼證
0 (x^2+6)^2
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◆ From: 1.174.58.174
※ 編輯: gbd37 來自: 1.174.58.174 (12/18 22:46)
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