Y add c add mul pow x1 c add x1 cos mul x2 pow x1 c add mul pow x1 c mul add c mul x2 mul pow x1 c sin mul x2 pow x1 c add x1 mul x2 pow tan c c mul c mul pow x1 c mul add x1 mul x2 pow tan c c add x1 cos mul x2 pow x1 c