$\begin{array}{1 1} \frac{e^{2x}}{5}[2 \sin x-\cos x]+c \\ \frac{e^{2x}}{5}[2 \sin x-\cos x]+c \\ \frac{e^{2x}}{3}[2 \sin x+\cos x]+c \\ \frac{e^{2x}}{5}[ \sin x-\cos x]+c \end{array} $