[微積] 幾題微積分
1. find y' if y=(x-1)^3/[(2x+3)*sqrt(1-2x)]
這一題我想問是直接對右邊那一串x的函數微分嗎?還是要用甚麼技巧呢?
做出來的答案很醜QQ
2. (1-x^(1/1))(1-x^(1/3)).....(1-x^(1/n))
lim ---------------------------------------
x->1 (1-x)^(n-1)
這一題我試過有理化可是沒甚麼用...
∞ n!exp(n)
3. 求Σ--------- 的收斂區間,這一題他沒有給x-c 該如何找收斂區間呢?
n=1 n^(n+p)
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