/ 4 \ 2 |/ cos(3*x)\ 4*cos(3*x) | / 2 \ 4*cos(3*x) tan (4*x + 1)*\\e / - 12*x*e *sin(3*x)/ + x*\8 + 8*tan (4*x + 1)/*e *tan(4*x + 1)
/ 2 / / 2 \\ / 2 \ / 2 \ / 2 \\ 4*cos(3*x) 4*\3*tan (1 + 4*x)*\-2*sin(3*x) + 3*x*\-cos(3*x) + 4*sin (3*x)// - 4*\1 + tan (1 + 4*x)/*(-1 + 12*x*sin(3*x))*tan(1 + 4*x) + 8*x*\1 + tan (1 + 4*x)/*\1 + 3*tan (1 + 4*x)//*e
/ 2 / 2 / 2 \ \ / 2 \ / 2 \ / 2 \ / / 2 \\ / 2 \ / 2 \ \ 4*cos(3*x) 4*\27*tan (1 + 4*x)*\-cos(3*x) + 4*sin (3*x) + x*\1 - 16*sin (3*x) + 12*cos(3*x)/*sin(3*x)/ - 24*\1 + tan (1 + 4*x)/*\1 + 3*tan (1 + 4*x)/*(-1 + 12*x*sin(3*x)) + 72*\1 + tan (1 + 4*x)/*\-2*sin(3*x) + 3*x*\-cos(3*x) + 4*sin (3*x)//*tan(1 + 4*x) + 128*x*\1 + tan (1 + 4*x)/*\2 + 3*tan (1 + 4*x)/*tan(1 + 4*x)/*e