[matlab解方程]用matlab解指数方程solve('6600*(exp^((-0.1155)*x)-exp^((-0.1386)*x)

2018-08-25 21:17  阅读 4,618 次

用matlab解指数方程solve('6600*(exp^((-0.1155)*x)-exp^((-0.1386)*x)

问题补充:用matlab解指数方程solve('6600*(exp^((-0.1155)*x)-exp^((-0.1386)*x))=200','x')要怎么算。。。
●solve('6600*(exp((-0.1155)*x)-exp((-0.1386)*x))=200','x') ans = [ 33.242273582919781044404221544008+110.39820712376981372639082521324*i][ 33.242273582919781044404221544008-110.39820712376981372639082521324*i][ 30.417499329414390730090293198279+58.693678312326391933412403634227*i][ 30.417499329414390730090293198279-58.693678312326391933412403634227*i][ 22.435077863592306008843810565972][ 1.6093400115869796827381043168861] ..............................solve('6600*(exp((-0.1155)*x)-exp((-0.1386)*x))-200','x') ans = [ 33.242273582919781044404221544008+110.39820712376981372639082521324*i][ 33.242273582919781044404221544008-110.39820712376981372639082521324*i][ 30.417499329414390730090293198279+58.693678312326391933412403634227*i][ 30.417499329414390730090293198279-58.693678312326391933412403634227*i][ 22.435077863592306008843810565972][ 1.6093400115869796827381043168861]

用matlab解指数方程solve('6600*(exp^((-0.1155)*...

问题补充:用matlab解指数方程solve('6600*(exp^((-0.1155)*x)-exp^((-0.1386)*x))=200','x')要怎么算.
●solve('6600*(exp((-0.1155)*x)-exp((-0.1386)*x))=200','x') ans = [ 33.242273582919781044404221544008+110.39820712376981372639082521324*i][ 33.242273582919781044404221544008-110.39820712376981372639082521324*i][ 30.417499329414390730090293198279+58.693678312326391933412403634227*i][ 30.417499329414390730090293198279-58.693678312326391933412403634227*i][ 22.435077863592306008843810565972][ 1.6093400115869796827381043168861] .solve('6600*(exp((-0.1155)*x)-exp((-0.1386)*x))-200','x') ans = [ 33.242273582919781044404221544008+110.39820712376981372639082521324*i][ 33.242273582919781044404221544008-110.39820712376981372639082521324*i][ 30.417499329414390730090293198279+58.693678312326391933412403634227*i][ 30.417499329414390730090293198279-58.693678312326391933412403634227*i][ 22.435077863592306008843810565972][ 1.6093400115869796827381043168861]

matlab 解矩阵方程是什么?

问题补充:matlab 解矩阵方程是什么?
●我知道的Matlab解矩阵方法有:A=[1 6 9;6 5 2;8 3 4]b=[2;4;7]1)x=inv(A)*b 【就是你用的方法】2)x=Ab3)x=A^(-1)*b4)C=[A,b]rref(C)试试吧,也许好使。
●这个很好使,很方便的

方程解应用题

问题补充:若X-5的绝对值和四分之三-Y的绝对值互为相反数,求-XY分之一
●若X-5的绝对值和四分之三-Y的绝对值互为相反数,所以X-5=0,四分之三-Y=0所以X=5,Y=3/4所以-XY分之一=-4/15

四年级解方程公式

问题补充:求公式,四年级的,各种公式
●加数=和-另一个加数被减数=减数+差减数=被减数-差因数=积÷另一个因数被除数=除数×商除数=被除数÷商

本文地址:https://www.ehuixue.com/12618.html
关注我们:微信公众号:扫描二维码慧学在线的微信号,公众号:********
版权声明:本文为原创文章,版权归 admin 所有,欢迎分享本文,转载请保留出处!

发表评论


表情