标题 | 日期 |
---|---|
计算:(√1-X)+(√X-1)+X2... | 2011-08-13 |
求极限 xnx1+x2+...+xn/n | 2011-09-28 |
跪求f(1/x)=x2 1/x x 1... | 2011-10-02 |
说说f(1/x)=x2 1/x x 1... | 2011-10-03 |
X1>√2,α>1,Xn+1=α+Xn... | 2011-10-07 |
说说f(1/x)=x2 1/x x 1... | 2011-10-09 |
设x1=x1 x2 x3 x4=-1 ..... ,... | 2011-10-25 |
若x1 x2 x1小于x2,x2(x1 <x2)是方程(x... | 2011-10-26 |
定义,区间x1<x2的长度为x2-x1... | 2011-10-30 |
圆台的轴截面是什么中截面 S中=1/4(X1*-2+X2*-2) 为什么? | 2011-11-27 |
(x1+x2)^(1/2)关于x1求导 | 2012-02-06 |