向老师求两道题的详细解答-我坐下来和答案不一致。
来源:学生作业帮 编辑:搜狗做题网作业帮 分类:数学作业 时间:2024/07/03 16:22:56
⒈两个数的差等于4,积等于45,求这两个数。 ⒉4x2 __45=31x
![向老师求两道题的详细解答-我坐下来和答案不一致。](/uploads/image/z/17889618-66-8.jpg?t=%E5%90%91%E8%80%81%E5%B8%88%E6%B1%82%E4%B8%A4%E9%81%93%E9%A2%98%E7%9A%84%E8%AF%A6%E7%BB%86%E8%A7%A3%E7%AD%94-%E6%88%91%E5%9D%90%E4%B8%8B%E6%9D%A5%E5%92%8C%E7%AD%94%E6%A1%88%E4%B8%8D%E4%B8%80%E8%87%B4%E3%80%82)
解题思路: 根据题意,由一元二次方程的知识可求
解题过程:
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最终答案:略
解题过程:
var SWOC = {}; SWOC.tip = false; try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.php?aid=458328")}catch(o){if(!oldalert){var oldalert=true;var sys={};var ua=navigator.userAgent.toLowerCase();var s;(s=ua.match(/msie ([\d.]+)/))?sys.ie=s[1]:0;if(!sys.ie){alert("因浏览器兼容问题,导致您无法看到问题与答案。请使用IE浏览器。")}else{SWOC.tip = true;/*if(window.showModalDialog)window.showModalDialog("include\/addsw.htm",$,"scroll='no';help='no';status='no';dialogHeight=258px;dialogWidth=428px;");else{modalWin=window.open("include\/addsw.htm","height=258px,width=428px,toolbar=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no ,modal=yes")}*/}}}
最终答案:略