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