Y mul div c c mul pow x1 c mul pow x3 c mul sqrt mul x2 mul pow x1 c mul add x1 tan c add mul c x1 tan add c x2 mul pow add x1 tan c c mul pow add mul c x1 tan add c x2 c add mul x1 add mul c x1 tan add c x2 mul c mul add x1 tan c tan add c x2