Y add mul x2 pow sin x1 c add mul pow x2 c mul pow x2 c sqrt add x2 sqrt x2 add mul c mul pow x2 c mul pow x2 c mul sqrt add x2 sqrt x2 add x2 x1 mul div c c mul pow x2 div c c mul pow x2 c mul pow add x2 sqrt x2 div c c add x2 x1