>
数学
>
方程根号2 x²+4根号3 x+6根号2=0的根是
人气:294 ℃ 时间:2020-03-28 00:47:20
解答
√2 x^2 + 4√3 x + 6√2 = 0
两边同除以√2:
x^2 + 2√6 x + 6 = 0
(x+√6)^2=0
x=-√6
推荐
方程x²+(根号3+根号2)x+根号6=0的根是多少?
已知关于x的方程(m+2)x²-根号5mx+m-3=0 1、求证方程有实数根
x1x2是方程x²-2x+a=0的两个实数根,且x1+2x2=3-根号2
方程根号x+6=x的根是多少
已知根号m,根号n是方程x²-3x+1=0的两个根,求m根号m-n根号/根号m-根号n的值
The gap's being closed easily enables people to enjoy...
英语:so far this year we () a fall in house prices by between 3 and 5 percent
I hate those people who like to take sth out of nothing.
猜你喜欢
求读书笔记有好词佳句阅读感悟内容概要
一袋米80千克,第一天吃去4分之1,第二天吃去5分之2,两天共吃几千克
要使(ax^2-3x)(x^2-2x+1)的展开式中不含x^3项,则a=
红铅笔1支1.9元,蓝铅笔1支1.1元.两种铅笔共买了16支共花了28元.问红/蓝铅笔共买了几支?
铅蓄电池:Pb+PbO2+2H2SO4=2PbSO4+2H2O(1)写出电极反应式
解分段函数基本思路概念 填空
be willing to 后加什么
I was surprised to see my pet cat was still [ ] after the fire.填什么?
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版