作者dondonmike (我很单纯)
看板Math
标题Re: [微积] 请教两题微积分
时间Sun Feb 27 16:26:38 2011
第一题翻书可是不确定答案
第二题不知道要问什麽...
可否有大大可以解惑
※ 引述《dondonmike (我很单纯)》之铭言：
: 请大大们算详解给我看，感恩
: Find intervals where the function f(x)=x/e-lnx
: is increasing or decreasing , and where it is
: concave upward or downward. Find also the local
: extrema and the points of inflection. Determine
: which is larger:啪/e or ln啪？
: 不好意思不会打特殊符号...
: Find the area of the region enclosed by the graphs
: of x+y=2 and x=y^2 using two ways
: (1) integration with respect to x and
: (2) integration with respect to y
: (please sketch the curves of two function and indicate
: the closed region)
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