The general solution of the second order ODE y” + y’ + 0.25 y = 0 is:
1
\(y = {c_1}x + {c_2}{x^2}{e^{ - 0.5x}}\)
2
\(\left( {{c_1} + {c_2}x} \right){e^{ - 0.5x}}\)
3
\(y = {c_1} + {c_2}{x^2}{e^{ - 0.5x}}\)
4
\(\left( {{c_1} + {c_2}{x^2}} \right){e^{0.5x}}\)