中国大学MOOC: 数列的通项 http://img2.ph.126.net/4E-CB_yPPyYeR0J-93oTcg==/6608772968422108283.png 满足条件 http://img1.ph.126.net/g48Rc4mB5PpWn2VfTaacjg==/6630791788281713152.png 且 http://img1.ph.126.net/lsTBTqJ8sjTofxC_Ll12pg==/6619448126817354073.png 则 http://img1.ph.126.net/WL6upcQC6qZqxVePp3QRIA==/2433069698705190472.png试通过计算方阵 http://img0.ph.126.net/IuJ6_EHRfB9v6LDC3daYJg==/6630590577653819976.png的幂 http://img0.ph.126.net/E9J4OOwszE3eIztLjuZCkA==/2778439495128921975.png得到数列的通项公式. 计算得到 http://img0.ph.126.net/i6rCcb1pWeTmp734MGhxiQ==/1169247053274115863.png.
举一反三
- <img src="http://img1.ph.126.net/JMg9tqo6gf8sEot0y9NSUg==/6619559177490984445.gif" />? 0|<img src="http://img1.ph.126.net/uSXYTJKY1--cmM46BmL7Pg==/1177972777551495010.gif" />|<img src="http://img0.ph.126.net/-vDBDVZEQJqbFun7PrX7vg==/2887370311115280318.gif" />|<img src="http://img2.ph.126.net/NK1mnxUZa_ibCGqQvHOaoQ==/2435884448470832003.gif" />
- <img src="http://img0.ph.126.net/q6tqn77YyTg_j7CabeHYJw==/3109735542717391842.jpg" />? <img src="http://img1.ph.126.net/QO3FWMGgxAVtN31l0ulKFw==/6619487709235793443.jpg" />|<img src="http://img2.ph.126.net/-x9WCwFJKaqmfOJLJjH0_Q==/6630623563001319953.jpg" />|<img src="http://img1.ph.126.net/5eiGUQZYA2gEX9q4m57n4Q==/6608642126539334311.jpg" />|<img src="http://img1.ph.126.net/YixVkAU6iexb7xitW-q8Lg==/6630125484233816848.jpg" />
- <img src="http://img1.ph.126.net/xRWXQUfZJwmSXkQiZ0l2HQ==/3826089358528721080.jpg" />? <img src="http://img2.ph.126.net/QX-jBzzFTrwpTjQkcBtfcg==/2449958197307439176.jpg" />|<img src="http://img0.ph.126.net/3XApesgU0Iga8L5Tkm0YXg==/6630324495838409649.jpg" />|<img src="http://img2.ph.126.net/sPsiWYSStdIbrCUcsMBK9A==/3114802092298176869.jpg" />|<img src="http://img1.ph.126.net/y-FdOVmaocQvOIOXtXTxEw==/662592095194801258.jpg" />
- <img src="http://img0.ph.126.net/qTvKCnpBxCeCijb88CKSNQ==/6632485036189822509.png" />? <img src="http://img1.ph.126.net/Y7wKEaGGeNBuSwc9GbYuyg==/6608251799912132017.png" />|<img src="http://img1.ph.126.net/7acB1UIp2O_CZmSqpGA0yQ==/6597158827100659273.png" />|<img src="http://img1.ph.126.net/-Fgn4AoNQzVftUnH_lPeHg==/6630151872514107031.png" />|<img src="http://img1.ph.126.net/knoGV4UX9L4YUquOIP-Jxw==/1409626683467679913.png" />
- 中国大学MOOC: 已知4阶行列式的值为92, 它的第2行元素依次为1, 0, http://img1.ph.126.net/VNFztsVinaRqNakA9kMAgA==/3096787693788755425.png, 2, 且第2行元素的余子式分别为1, 3, http://img0.ph.126.net/eL8MWiNlujHx04qlduEsCw==/3838192782527135538.png, 2, 则http://img1.ph.126.net/91UQhB5nxxSdGH8DVOIrOg==/6630104593513509133.png（ ）.