Y add mul c mul pow add x2 add x5 mul x2 mul pow tan add x5 x4 div c c cos x5 c pow tan c c mul c mul x2 mul pow add x2 add x5 mul x2 mul pow tan add x5 x4 div c c cos x5 c mul pow tan c c add c mul c mul pow tan add x5 x4 div c c cos x5