El profesor se sorprenderá mucho al ver tu solución correcta😉
2 2 / 6 6 5 2 4 3 3 4 2 5 \ / 1 \ /3*cos(x)*sin(x)*(cos(x) - sin(x))\ 3*\sin (x) + cos (x) - 2*sin(x)*cos (x) + 4*sin (x)*cos (x) - 10*sin (x)*cos (x) + 4*sin (x)*cos (x) - 2*sin (x)*cos(x)/ |-----------------| + 2*|---------------------------------| - ------------------------------------------------------------------------------------------------------------------------ = 0 | 3 3 | | 3 3 | 3 \cos (x) + sin (x)/ \ cos (x) + sin (x) / / 3 3 \ \cos (x) + sin (x)/