求极限<img src='https://img2.soutiyun.com/ask/2020-08-14/966268005939192.png' />

求下列依赖于参数的不定积分：<img src='https://img2.soutiyun.com/ask/2020-03-06/952339842026776.png' />

求下列依赖于参数的不定积分：<img src='https://img2.soutiyun.com/ask/2020-02-12/950394499913159.png' />

求下列逻辑函数的反函数：<img src='https://img2.soutiyun.com/ask/2020-02-20/951087694661952.png' />

求极限<img src='https://img2.soutiyun.com/ask/2021-01-14/979466736908219.png' />

求下列等式：设<img src='https://img2.soutiyun.com/ask/2020-11-11/973957900743664.png' />

已知某个电路元件上的电压和电流为<img src="https://img2.soutiyun.com/ask/2020-07-07/96296750308178.png"/><img src="https://img2.soutiyun.com/ask/2020-07-07/962967514498434.png"/>求电压与电流的相位差。

如图所示，求极限<img src='https://img2.soutiyun.com/ask/2020-08-05/965493487281846.png' />

求下列电极在298.15K时的电极电势。<img src='https://img2.soutiyun.com/ask/2020-02-24/951421717915831.png' />

求不定积分：<img src='https://img2.soutiyun.com/ask/2020-02-22/951216451032901.png' />

求函数<img src='https://img2.soutiyun.com/ask/2021-01-13/979407831858369.png' />时的全增量和全微分。

求下列参数方程所确定的函数的三阶导数<img src='https://img2.soutiyun.com/ask/2020-08-06/965553991550217.png' />

求函数<img src='https://img2.soutiyun.com/ask/2021-01-13/979407168972454.png' />在这点的内法线方向的方向导数.

设a+3b⊥7a-5b,a-4b⊥7a-2b,求<img src='https://img2.soutiyun.com/ask/2020-07-31/965053905092976.png' />

求下列依赖于参数的不定积分：<img src='https://img2.soutiyun.com/ask/2020-03-06/952339684693443.png' />

求下列积分，应用分部积分法：<img src='https://img2.soutiyun.com/ask/2019-12-19/94561968946154.png' />

设a≠0,|r|＜1,求<img src='https://img2.soutiyun.com/ask/2020-10-26/972583970755153.png' />

已知<img src='https://img2.soutiyun.com/shangxueba/ask/51249001-51252000/51250992/974464162712768.png' />求(A·)^-1

<img src='https://img2.soutiyun.com/ask/2020-12-22/977495494038048.png' />，求S的r组合数。

用矩阵乘法求连续施以下列线性变换的结果:<img src='https://img2.soutiyun.com/ask/2020-08-12/966093089031208.png' />

设函数<img src='https://img2.soutiyun.com/shangxueba/ask/51060001-51063000/51061013/970054070213009.png' />求方程f(x)=0的根。

求近似值:<img src='https://img2.soutiyun.com/ask/2020-12-12/976647487609701.png' />

已知材料屈服极限=300MPa,结构截面形状如图所示，则极限弯矩Mu=()。<img src='https://img2.soutiyun.com/1/2021-04-07/986665904085718.jpg' />

求不定积分:<img src='https://img2.soutiyun.com/ask/2021-01-13/979403568074495.png' />

求不定积分<img src='https://img2.soutiyun.com/ask/2021-01-13/979402944371821.png' />