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d.innerHTML = d.innerHTML + '<a class=\"download_word download_word_lb\" href=\"javascript:;\" id=\"vipdown\" onclick=\"showpay(2)\"><div class=\"download_card\"><div class=\"card_nr card_nr_lb\"><h4 class=\"card_bt\">柯西不等式证明</h4><div class=\"download_card_msg\">第1篇：利用柯西不等式证明不等式最值1.求函数yx24x,(xR)的最小值。2.求函数yx4x2,(xR)的最小值。xR且x2y3.设21,求xy2的最大值4.设x,y,z为正实数,且x+y+z=10,求4x19。下面小编给大家分享柯西不等式证明，希望能帮助到大家。 柯西不等式证明文档下载网址链接：</div></div><div class=\"download_card_btn download_card_btn_lb\"><div class=\"content_box_tj\"><span>推荐度：</span><img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\"></div><div class=\"downlod_btn_right demo_tc downlod_btn_right_lb\"><em class=\"downlod_icon\"></em>点击下载文档<span>文档为doc格式</span></div> </div></div></a>';
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