Pow cbrt log sec sqrt x0 Add x7 x0 
Mul Pow cbrt log sec sqrt x0 Add Add x7 x0 -1 Add Mul Add x7 x0 Mul Pow Mul Mul 3 cbrt log sec sqrt x0 cbrt log sec sqrt x0 -1 Mul Mul Mul tan sqrt x0 sec sqrt x0 Pow Mul 2 sqrt x0 -1 Pow sec sqrt x0 -1 Mul cbrt log sec sqrt x0 log cbrt log sec sqrt x0 