Y mul div c c mul pow x4 div c c mul pow x3 c mul pow x3 c mul pow add x3 mul sqrt x4 pow x3 c c mul pow add x3 mul x3 pow add x3 mul sqrt x4 pow x3 c c c mul add c pow tan mul x3 pow add x3 mul x3 pow add x3 mul sqrt x4 pow x3 c c c c cos tan mul x3 pow add x3 mul x3 pow add x3 mul sqrt x4 pow x3 c c c