Y add mul pow add x1 mul x2 mul x3 tan x3 c mul add mul c sin x2 add mul c cos x3 mul c x2 cos add x1 add pow add x2 mul c cos x3 c cos x2 mul c mul x3 mul pow add x1 mul x2 mul x3 tan x3 c mul sin add x1 add pow add x2 mul c cos x3 c cos x2 tan x3