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