/ 2 \ / 2/ 2 \\ / 2 \
(1 + 14*x)*tan\5*x - 8*x/ + \1 + tan \5*x - 8*x//*(-8 + 10*x)*\7*x + 5*x - 4*x/
$$\left(- 4 x + \left(7 x^{2} + 5 x\right)\right) \left(10 x - 8\right) \left(\tan^{2}{\left(5 x^{2} - 8 x \right)} + 1\right) + \left(14 x + 1\right) \tan{\left(5 x^{2} - 8 x \right)}$$
/ / 2 2 / 2 \ \ / 2 \ \
2*\7*tan(x*(-8 + 5*x)) + x*(1 + 7*x)*\5 + 5*tan (x*(-8 + 5*x)) + 4*(-4 + 5*x) *\1 + tan (x*(-8 + 5*x))/*tan(x*(-8 + 5*x))/ + 2*\1 + tan (x*(-8 + 5*x))/*(1 + 14*x)*(-4 + 5*x)/
$$2 \left(x \left(7 x + 1\right) \left(4 \left(5 x - 4\right)^{2} \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) \tan{\left(x \left(5 x - 8\right) \right)} + 5 \tan^{2}{\left(x \left(5 x - 8\right) \right)} + 5\right) + 2 \left(5 x - 4\right) \left(14 x + 1\right) \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) + 7 \tan{\left(x \left(5 x - 8\right) \right)}\right)$$
/ / 2 2 / 2 \ \ / 2 \ / 2 \ / 2 / 2 \ 2 2 \\
2*\3*(1 + 14*x)*\5 + 5*tan (x*(-8 + 5*x)) + 4*(-4 + 5*x) *\1 + tan (x*(-8 + 5*x))/*tan(x*(-8 + 5*x))/ + 42*\1 + tan (x*(-8 + 5*x))/*(-4 + 5*x) + 4*x*\1 + tan (x*(-8 + 5*x))/*(1 + 7*x)*(-4 + 5*x)*\15*tan(x*(-8 + 5*x)) + 2*(-4 + 5*x) *\1 + tan (x*(-8 + 5*x))/ + 4*(-4 + 5*x) *tan (x*(-8 + 5*x))//
$$2 \left(4 x \left(5 x - 4\right) \left(7 x + 1\right) \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) \left(2 \left(5 x - 4\right)^{2} \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) + 4 \left(5 x - 4\right)^{2} \tan^{2}{\left(x \left(5 x - 8\right) \right)} + 15 \tan{\left(x \left(5 x - 8\right) \right)}\right) + 42 \left(5 x - 4\right) \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) + 3 \left(14 x + 1\right) \left(4 \left(5 x - 4\right)^{2} \left(\tan^{2}{\left(x \left(5 x - 8\right) \right)} + 1\right) \tan{\left(x \left(5 x - 8\right) \right)} + 5 \tan^{2}{\left(x \left(5 x - 8\right) \right)} + 5\right)\right)$$