Y add mul x3 mul x2 pow add x1 mul x1 pow add mul c x1 mul x3 pow add c add x3 add mul c x2 mul c pow x1 c c c c mul pow add x1 mul x1 pow add mul c x1 mul x3 pow add c add x3 add mul c x2 mul c pow x1 c c c c mul add x3 mul x1 mul x3 x2 add c add mul c pow add mul c x1 mul x3 pow add c add x3 add mul c x2 mul c pow x1 c c c mul c mul x1 mul pow add mul c x1 mul x3 pow add c add x3 add mul c x2 mul c pow x1 c c c add c mul c mul x1 mul x3 pow add c add x3 add mul c x2 mul c pow x1 c c