3 / 3 / -x -x\ 2 -x\ 3 2 / 2 \ -x
tan (2*x + 1)*\sin (2*x)*\- x*e + e / + 6*x*sin (2*x)*cos(2*x)*e / + x*sin (2*x)*tan (2*x + 1)*\6 + 6*tan (2*x + 1)/*e
$$x \left(6 \tan^{2}{\left(2 x + 1 \right)} + 6\right) e^{- x} \sin^{3}{\left(2 x \right)} \tan^{2}{\left(2 x + 1 \right)} + \left(6 x e^{- x} \sin^{2}{\left(2 x \right)} \cos{\left(2 x \right)} + \left(- x e^{- x} + e^{- x}\right) \sin^{3}{\left(2 x \right)}\right) \tan^{3}{\left(2 x + 1 \right)}$$
/ 2 / 2 / 2 2 \ \ / 2 \ 2 / 2 \ / 2 \\ -x
\- tan (1 + 2*x)*\- sin (2*x)*(-2 + x) + 12*x*\sin (2*x) - 2*cos (2*x)/ + 12*(-1 + x)*cos(2*x)*sin(2*x)/ + 12*\1 + tan (1 + 2*x)/*(-(-1 + x)*sin(2*x) + 6*x*cos(2*x))*sin(2*x)*tan(1 + 2*x) + 24*x*sin (2*x)*\1 + tan (1 + 2*x)/*\1 + 2*tan (1 + 2*x)//*e *sin(2*x)*tan(1 + 2*x)
$$\left(24 x \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \left(2 \tan^{2}{\left(2 x + 1 \right)} + 1\right) \sin^{2}{\left(2 x \right)} + 12 \left(6 x \cos{\left(2 x \right)} - \left(x - 1\right) \sin{\left(2 x \right)}\right) \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \sin{\left(2 x \right)} \tan{\left(2 x + 1 \right)} - \left(12 x \left(\sin^{2}{\left(2 x \right)} - 2 \cos^{2}{\left(2 x \right)}\right) - \left(x - 2\right) \sin^{2}{\left(2 x \right)} + 12 \left(x - 1\right) \sin{\left(2 x \right)} \cos{\left(2 x \right)}\right) \tan^{2}{\left(2 x + 1 \right)}\right) e^{- x} \sin{\left(2 x \right)} \tan{\left(2 x + 1 \right)}$$
/ / 2 \ \
| 3 / 3 / 2 2 \ 2 / 2 2 \ \ 2 / 2 \ / 2 / 2 2 \ \ 3 / 2 \ |/ 2 \ 4 2 / 2 \| 2 / 2 \ / 2 \ | -x
\- tan (1 + 2*x)*\sin (2*x)*(-3 + x) - 36*(-1 + x)*\sin (2*x) - 2*cos (2*x)/*sin(2*x) - 18*sin (2*x)*(-2 + x)*cos(2*x) + 24*x*\- 2*cos (2*x) + 7*sin (2*x)/*cos(2*x)/ - 18*tan (1 + 2*x)*\1 + tan (1 + 2*x)/*\- sin (2*x)*(-2 + x) + 12*x*\sin (2*x) - 2*cos (2*x)/ + 12*(-1 + x)*cos(2*x)*sin(2*x)/*sin(2*x) + 48*x*sin (2*x)*\1 + tan (1 + 2*x)/*\\1 + tan (1 + 2*x)/ + 2*tan (1 + 2*x) + 7*tan (1 + 2*x)*\1 + tan (1 + 2*x)// + 72*sin (2*x)*\1 + tan (1 + 2*x)/*\1 + 2*tan (1 + 2*x)/*(-(-1 + x)*sin(2*x) + 6*x*cos(2*x))*tan(1 + 2*x)/*e
$$\left(48 x \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \left(\left(\tan^{2}{\left(2 x + 1 \right)} + 1\right)^{2} + 7 \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \tan^{2}{\left(2 x + 1 \right)} + 2 \tan^{4}{\left(2 x + 1 \right)}\right) \sin^{3}{\left(2 x \right)} + 72 \left(6 x \cos{\left(2 x \right)} - \left(x - 1\right) \sin{\left(2 x \right)}\right) \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \left(2 \tan^{2}{\left(2 x + 1 \right)} + 1\right) \sin^{2}{\left(2 x \right)} \tan{\left(2 x + 1 \right)} - 18 \left(\tan^{2}{\left(2 x + 1 \right)} + 1\right) \left(12 x \left(\sin^{2}{\left(2 x \right)} - 2 \cos^{2}{\left(2 x \right)}\right) - \left(x - 2\right) \sin^{2}{\left(2 x \right)} + 12 \left(x - 1\right) \sin{\left(2 x \right)} \cos{\left(2 x \right)}\right) \sin{\left(2 x \right)} \tan^{2}{\left(2 x + 1 \right)} - \left(24 x \left(7 \sin^{2}{\left(2 x \right)} - 2 \cos^{2}{\left(2 x \right)}\right) \cos{\left(2 x \right)} + \left(x - 3\right) \sin^{3}{\left(2 x \right)} - 18 \left(x - 2\right) \sin^{2}{\left(2 x \right)} \cos{\left(2 x \right)} - 36 \left(x - 1\right) \left(\sin^{2}{\left(2 x \right)} - 2 \cos^{2}{\left(2 x \right)}\right) \sin{\left(2 x \right)}\right) \tan^{3}{\left(2 x + 1 \right)}\right) e^{- x}$$