Y mul div c c mul pow x1 c mul pow x5 c mul pow add x1 add x5 mul c pow x5 c c add mul sqrt mul c mul x1 add x1 add x5 mul c pow x5 c add pow x5 c add mul c x5 mul c x1 mul c mul x1 mul x5 mul pow cos x1 c add x1 add x5 mul c pow x5 c