Y add mul x1 mul pow x5 c mul pow x3 c pow add mul c x5 add mul c mul add x3 pow x3 c add mul c x1 mul x1 pow x3 c tan add c x3 c mul c mul x5 mul x1 mul pow x3 c pow add mul c x5 add mul c mul add x3 pow x3 c add mul c x1 mul x1 pow x3 c tan add c x3 c