matlab高手 急求

来源:百度知道 编辑:UC知道 时间:2024/06/06 16:30:26
有两个问题,第一个问题是已知两未知两x,y之间存在关系x=y/E+K(y/E)^n,其中E和K都是常量,怎么用matlab软件编辑脚本输出关系曲线。第2个问题是已知实验数据中x的数据为-0.104102,0.221783,-0.028666,0.075436,0.016596,0.018105,0.167469,0.176521,0.176521,0.057332,0.117681,0.108628,0.048279,0.102593,0.158416,0.128242,y的数据为-0.000014,0.000004,-0.000025,-0.000025,-0.000016,-0.000013,
-0.000012,-0.000011,-0.000013,-0.000015,-0.00001,-0.000025,
-0.000029,-0.000031,-0.000028,-0.000014,要求用matlab输出x和y的函数曲线,如果x,y有大量数据该如何解决,请各位大哥帮帮忙,急用,谢谢了!
两个问题均需脚本代码,请高手帮忙编写指点,在线等,万分感谢

%1
E=10;K=3;n=4;
y=1:20;
x=y./E+K*(y./E).^n;
plot(y,x)
%2 把数据复制到网页上啊,图片输入太慢了!
%x和y的数据,要求用matlab软件输出x和y的关系曲线,
A=[-0.1041 -1.4E-05
0.221783 0.000004
-0.02867 -2.5E-05
0.075436 -2.5E-05
0.016596 -1.6E-05
0.018105 -1.3E-05
0.167469 -1.2E-05
0.176521 -1.1E-05
0.176521 -1.3E-05
0.057332 -1.5E-05
0.117681 -0.00001
0.108628 -2.5E-05
0.048279 -2.9E-05
0.102593 -3.1E-05
0.158416 -2.8E-05
0.128242 -1.4E-05
0.123716 -0.00002
0.061858 -3.2E-05
0.181047 -3.3E-05
0.131259 -3.5E-05
0.085997 -3.3E-05
0.001509 -3.5E-05
0.152381 -3.5E-05
0.184065 -3.6E-05
0.181047 -3.7E-05
0.018105 -3.6E-05
0.025648 -3.5E-05
0.022631 -3.6E-05];
plot(A(:,1),A(:,2));