Y add x4 add mul c x3 add mul pow x3 c mul pow x3 div c c pow add c add sqrt x3 mul x3 x3 c add mul c mul x3 mul sqrt x3 pow add c add sqrt x3 mul x3 x3 c mul div c c mul pow x3 div c c mul sqrt x3 pow add c add sqrt x3 mul x3 x3 c