Recent content by Dsab123

Homework Statement (-1)^4*xdx + (8y-y^2-13)dy=0; y(0)=4; 1. Use dsolve to obtain a solution. 2. As dsolve was not much help find an implicit solution of the form f(x, y) = 4 Homework Equations --- The Attempt at a Solution the dsolve part was easy, i just did: syms x y t...

Homework Statement (all this is included in the attachment, btw) p(z)=z^4+4.25*z^2+1 1. use MATLAB to find the four roots Ck of p(z)= 0 2. For all complex constants ck (different than Ck) define the complex valued function Z(t)= 4\Sigmak=1 ck*exp(Ck*t)...