Add Mul sec Add 2 sec x0 x3 sqrt Mul Mul x0 -2 -1.31303528549933 
Add Mul x3 Mul Mul tan Add 2 sec x0 sec Add 2 sec x0 Mul tan x0 sec x0 Mul Pow Mul 2 sqrt Mul Mul x0 -2 -1.31303528549933 -1 -3.31303528549933 