用MATLAB解多元非线性方程组,方程组为:3x1-cos(x2*x3)-0.5=0x1^2-81*(x2+0.1)^2+sin(x3)+1.06=0exp(-x1*x2)+20*x3+(10*π-3)/3=0用fsolve函数 希望显示结果为x1= x2= x3=
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![用MATLAB解多元非线性方程组,方程组为:3x1-cos(x2*x3)-0.5=0x1^2-81*(x2+0.1)^2+sin(x3)+1.06=0exp(-x1*x2)+20*x3+(10*π-3)/3=0用fsolve函数 希望显示结果为x1= x2= x3=](/uploads/image/z/4355279-71-9.jpg?t=%E7%94%A8MATLAB%E8%A7%A3%E5%A4%9A%E5%85%83%E9%9D%9E%E7%BA%BF%E6%80%A7%E6%96%B9%E7%A8%8B%E7%BB%84%2C%E6%96%B9%E7%A8%8B%E7%BB%84%E4%B8%BA%EF%BC%9A3x1-cos%28x2%2Ax3%29-0.5%3D0x1%5E2-81%2A%28x2%2B0.1%29%5E2%2Bsin%28x3%29%2B1.06%3D0exp%28-x1%2Ax2%29%2B20%2Ax3%2B%2810%2A%CF%80-3%29%2F3%3D0%E7%94%A8fsolve%E5%87%BD%E6%95%B0+%E5%B8%8C%E6%9C%9B%E6%98%BE%E7%A4%BA%E7%BB%93%E6%9E%9C%E4%B8%BAx1%3D+x2%3D+x3%3D)
用MATLAB解多元非线性方程组,方程组为:3x1-cos(x2*x3)-0.5=0x1^2-81*(x2+0.1)^2+sin(x3)+1.06=0exp(-x1*x2)+20*x3+(10*π-3)/3=0用fsolve函数 希望显示结果为x1= x2= x3=
用MATLAB解多元非线性方程组,
方程组为:3x1-cos(x2*x3)-0.5=0
x1^2-81*(x2+0.1)^2+sin(x3)+1.06=0
exp(-x1*x2)+20*x3+(10*π-3)/3=0
用fsolve函数 希望显示结果为x1= x2= x3=
用MATLAB解多元非线性方程组,方程组为:3x1-cos(x2*x3)-0.5=0x1^2-81*(x2+0.1)^2+sin(x3)+1.06=0exp(-x1*x2)+20*x3+(10*π-3)/3=0用fsolve函数 希望显示结果为x1= x2= x3=
很高兴为您解答,首先定义函数myfun
function F = myfun(x)
F = [3*x(1)-cos(x(2)*x(3))-0.5;
x(1)^2-81*(x(2)+0.1)^2+sin(x(3))+1.06;
exp(-x(1)*x(2))+20*x(3)+(10*pi-3)/3];
前面这段函数定义在myfun.m文件中
主程序如下:
[x,fval]=fsolve(@myfun,[0,0,0]);
x(1)
x(2)
x(3)
最后求得
x(1)=0.5000
x(2)=0.0000
x(3)=-0.5236
满意请采纳回答,谢谢!
很高兴为您解答,首先定义函数myfun
function F = myfun(x)
F = [3*x(1)-cos(x(2)*x(3))-0.5;
x(1)^2-81*(x(2)+0.1)^2+sin(x(3))+1.06;
exp(-x(1)*x(2))+20*x(3)+(10*pi-3)/3];
前面这段函数定义在myfun.m文件中
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很高兴为您解答,首先定义函数myfun
function F = myfun(x)
F = [3*x(1)-cos(x(2)*x(3))-0.5;
x(1)^2-81*(x(2)+0.1)^2+sin(x(3))+1.06;
exp(-x(1)*x(2))+20*x(3)+(10*pi-3)/3];
前面这段函数定义在myfun.m文件中
主程序如下:
[x,fval]=fsolve(@myfun,[0,0,0]);
x(1)
x(2)
x(3)
最后求得
x(1)=0.5000
x(2)=0.0000
x(3)=-0.5236
满意请采纳回答,谢谢!
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