Y add mul c mul x1 mul pow tan add mul c x5 add mul c x1 add mul c pow x1 c mul x1 x1 c mul add c pow tan add mul c x5 add mul c x1 add mul c pow x1 c mul x1 x1 c add x1 add pow tan pow x5 c c mul c x1 mul c mul x5 mul x1 mul pow tan add mul c x5 add mul c x1 add mul c pow x1 c mul x1 x1 c mul add c pow tan pow x5 c c tan pow x5 c