Y mul c mul x2 mul pow add x2 mul add x3 add mul c tan x3 mul pow x3 c add x3 x2 cos x2 c mul add pow x3 c add mul c pow tan x3 c mul c mul x3 add x3 x2 mul cos x2 cos mul x2 pow add x2 mul add x3 add mul c tan x3 mul pow x3 c add x3 x2 cos x2 c