求函数的导数[tex=8.286x1.571]YpFwhuG7M26dS46+lwWQZt9OIHQUhIchqxgoNxAzKDFQ+hiAnONMgyipsoaAV7K4[/tex]

计算极限：[tex=8.286x1.571]MqOfsQLAB/zeVSdv1WggGFrmRtkaP8bHkd5LEiPt/Ow1i2uRI9Z9IXjWqxCqTyXdHPIUaAtxQalmdiv49aLm6w==[/tex] .

求方程：[tex=8.286x1.571]MiMD3njyEINTPWAP2i0D/ynoEvn/AMlzaVGUW37eBe+zibknhuCP7nHdVY+okkrmOEnFQ9yi1HZ1nFerVl517g==[/tex]

求解下列方程。[tex=8.286x1.571]4KyCSWmE869f1o03WkRK7bX5xMRHxafvzLUMuf5rwp1VClMbnDTRPk7qJCArbeaJ[/tex][br][/br]

求[tex=1.0x1.357]eE9dXkpN2effVrNkAbXJmGIp9WKb7xaCkkBPHXfHmGo=[/tex]设[tex=8.286x1.571]wrNlYn7v6ki6TqnvrqlHCbx85uFETipJsQf5uj2dsKXPbBS1Alp4qtkvBbKe46Jx[/tex]

求下列函数的二阶导数，其中f、φ二阶可导：[tex=8.286x1.571]wrNlYn7v6ki6TqnvrqlHCbx85uFETipJsQf5uj2dsKXPbBS1Alp4qtkvBbKe46Jx[/tex]

求下列函数的高阶导数：[tex=8.286x1.571]5BDaAiMzpx7LH9YE7auYQH4Ph1YY2IWANl2lOYj2E0dLO/s6RPpLkdV2XygTRRZR[/tex]，求[tex=1.0x1.357]eE9dXkpN2effVrNkAbXJmIZkiVPZsBT6zpAj6BUX8FE=[/tex].

设A为奇数阶可逆矩阵，且[tex=8.286x1.571]+iilft9DmDupQ81L7UFVwIHX1+BQYRpIvIVitBm3S8fuSmSJUDCfQ2cCnaNzmIZM[/tex]，求[tex=2.929x1.286]w/jrsLo5WgJ4mUNoBG/Q8Q==[/tex]

判断下列无穷小量是等价无穷小、同阶无穷小、还是高阶无穷小？[tex=8.286x1.571]sX8d+twXyglG56PaRqTA1ASTfldg5A/SHzGFsRtSdY4=[/tex] 与 [tex=5.286x2.357]LPNgIfSpSvzTpeCN4Iyxyii5O2irz5ET/ZX8j6h/wHimhHq1ZhuZTLQvuLWkisj2[/tex]

在曲线族[tex=8.286x1.571]Uzb0sLv7VSKfYCdwVGlVT1ZEISy2VRTxnBw/XZx7VUY=[/tex]中试选一条曲线，使这条曲线和它在(-1,0)及(1,0)两点处的法线所围成的图形面积最小。