Y mul pow add c x1 c mul pow tan x3 c add mul add mul add c x1 add c add mul c x3 add mul c x3 mul x3 x1 mul x3 mul x1 tan x3 tan x3 mul c mul x3 add mul add c x1 tan x3 add mul c mul x1 pow tan x3 c mul pow cos x3 c mul add c x1 add c add mul c x3 add mul c x3 mul x3 x1