sec Pow Mul x0 tan Mul x6 sec x2 cbrt x7 
Mul Mul tan Pow Mul x0 tan Mul x6 sec x2 cbrt x7 sec Pow Mul x0 tan Mul x6 sec x2 cbrt x7 Mul Pow Mul x0 tan Mul x6 sec x2 Add cbrt x7 -1 Mul cbrt x7 tan Mul x6 sec x2 