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