Add Pow Pow sec tan x0 Add sec x0 x0 -5 acosh sec sinh x0 
Add Mul Pow Pow sec tan x0 Add sec x0 x0 6 Mul -5 Mul Pow sec tan x0 Add Add sec x0 x0 -1 Add Mul Add sec x0 x0 Mul Mul tan tan x0 sec tan x0 Pow sec x0 2 Mul Mul sec tan x0 log sec tan x0 Add Mul tan x0 sec x0 1 Mul Mul Mul tan sinh x0 sec sinh x0 cosh x0 Pow Mul sqrt Add sec sinh x0 -1 sqrt Add 1 sec sinh x0 -1 