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