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