George Shammas

Georgyo
Georgyo
AIM	ge0rgy0

$-\frac{{({({(k^{6} w + 3 \, k^{4} w^{3} + 3 \, k^{2} w^{5} + w^{7})} x^{3} - 24 \, k^{3} w + 24 \, k w^{3} - 6 \, {(k^{5} w + 2 \, k^{3} w^{3} + k w^{5})} x^{2} + 6 \, {(3 \, k^{4} w + 2 \, k^{2} w^{3} - w^{5})} x)} e^{k x} \cos\left(w x\right) - {({(k^{7} + 3 \, k^{5} w^{2} + 3 \, k^{3} w^{4} + k w^{6})} x^{3} - 6 \, k^{4} + 36 \, k^{2} w^{2} - 6 \, w^{4} - 3 \, {(k^{6} + k^{4} w^{2} - k^{2} w^{4} - w^{6})} x^{2} + 6 \, {(k^{5} - 2 \, k^{3} w^{2} - 3 \, k w^{4})} x)} e^{k x} \sin\left(w x\right))}}{{(k^{8} + 4 \, k^{6} w^{2} + 6 \, k^{4} w^{4} + 4 \, k^{2} w^{6} + w^{8})}}$