求大神用matlab解决下
2个回答
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2.
function y = f(x)
y = x^2+2*x-1;
end
3。
x = -3:0.1:3;
y = 3*exp(sin(x))+2;
plot(x,y)
4.
dsolve('Dx == 2*x+3*y+3*z','Dy == 4*x -5*y+3*z','Dz = 4*x-4*y+2*z','t');
x = simple(x);
y = simple(y);
z = simple(z);
----------------------3mzuoye.com提供
function y = f(x)
y = x^2+2*x-1;
end
3。
x = -3:0.1:3;
y = 3*exp(sin(x))+2;
plot(x,y)
4.
dsolve('Dx == 2*x+3*y+3*z','Dy == 4*x -5*y+3*z','Dz = 4*x-4*y+2*z','t');
x = simple(x);
y = simple(y);
z = simple(z);
----------------------3mzuoye.com提供
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