Y mul div c c mul x2 mul pow x2 c mul pow add x5 x2 div c c mul pow tan mul x2 add x2 add sqrt x2 mul div c c mul x2 pow add x5 x2 div c c c add c pow tan mul x2 add x2 add sqrt x2 mul div c c mul x2 pow add x5 x2 div c c c