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