Y add mul c mul pow add x4 cos x3 c mul add c pow tan mul x3 mul pow x3 c add c x4 c mul add c x4 sin add c add x3 tan mul x3 mul pow x3 c add c x4 mul c mul x3 mul pow add x4 cos x3 c mul add x3 add x4 cos add c add x3 tan mul x3 mul pow x3 c add c x4 sin x3