matlab x=[5,10,20,30,40,50] y=[0.0071,0.021,0.050,0.130,0.388,0.62] 编写求出其关系式的程序附图

来源：学生作业帮助网编辑：作业帮时间：2024/11/06 13:35:00

matlab x=[5,10,20,30,40,50] y=[0.0071,0.021,0.050,0.130,0.388,0.62] 编写求出其关系式的程序附图
matlab x=[5,10,20,30,40,50] y=[0.0071,0.021,0.050,0.130,0.388,0.62] 编写求出其关系式的程序附图

x=[5,10,20,30,40,50];

y=[0.0071,0.021,0.050,0.130,0.388,0.62] ;

a=polyfit(x,y,1);

y1=a(1)*x+a(2);

plot(x,y,'.',x,y1,'r');

y= 0.0133*x -0.1413

matlab中X=6*pi*(rand(20,10)-0, matlab里x=[ matlab 2x+y+3z=13x-y=-1y+z=5用 MATLAB软件 MATLAB软件 MATLAB软件 MATLAB软件 MATLAB软件 MATLAB软件怎么使用Matlab绘制y=0.0503x-0.8661这个函数的曲线,x是从5,10,15,20,25,30,35,40,45 matlab中的x=x(:) matlab怎么画y=x*(10/5+x)^2的图形?本人小白, matlab解非线性方程怎么用matlab解方程4*10^（25.419/x）-2*10^（14.418/x)=2,x应该在30左右,用solve的话matlab会卡住 matlab x=[5,10,20,30,40,50] y=[0.0071,0.021,0.050,0.130,0.388,0.62] 编写求出其关系式的程序附图 matlab里面x=[]是什么意思 Matlab：f(x)=1+x+5x.^2,我想画出1,.,10十个点的图像,怎么弄? 怎样在MATLAB中画出n=[-20:100],x=(9/10)^n的图形? 绘制f(x)=(lnx)^2+lnx+1在[10,20]的图形用matlab! matlab中[a,b]=min([10 20;30 用MATLAB画函数y= -log(5/x*10(-11))的图,请大神指教, matlab函数作图在问下曲线上有以下点,请编写用曲线拟合求出其关系式的matlab程序,并画图分析拟合效果.x 5 10 20 30 40 50 y 0.604 0.371 0.130 0.050 0.0187 0.0071 matlab 构造向量x=0:pi/10:2*pi 如何用MATLAB解z=x+ym,10 如何用Matlab画y=5/(x^2+0.5)