Y add mul c mul x4 mul x2 add c sqrt mul x4 pow add x4 add x1 x2 c mul x4 mul x2 mul sqrt mul x4 pow add x4 add x1 x2 c mul add mul div c c pow add x4 add x1 x2 c mul div c c mul x4 pow add x4 add x1 x2 c add x4 add x1 x2