Ecuación diferencial (d^4y/dx^4)-(dy/dx)=×^2
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
-x
3 / / ___\ / ___\\ ---
x x | |x*\/ 3 | |x*\/ 3 || 2
y(x) = C1 - -- + C4*e + |C2*sin|-------| + C3*cos|-------||*e
3 \ \ 2 / \ 2 //
$$y{\left(x \right)} = C_{1} + C_{4} e^{x} - \frac{x^{3}}{3} + \left(C_{2} \sin{\left(\frac{\sqrt{3} x}{2} \right)} + C_{3} \cos{\left(\frac{\sqrt{3} x}{2} \right)}\right) e^{- \frac{x}{2}}$$
Clasificación
nth linear constant coeff undetermined coefficients
nth linear constant coeff variation of parameters
nth order reducible
nth linear constant coeff variation of parameters Integral