Y add mul c mul pow x2 c mul pow x5 c mul pow add x2 mul x2 pow x1 c c pow add x1 add x2 mul c pow x2 c c mul c mul pow x1 c mul pow x2 c mul pow x5 c mul pow add x1 add x2 mul c pow x2 c c add x2 mul x2 pow x1 c