Y mul c mul pow x2 c add mul x2 mul pow add c add x1 mul c cos x5 c mul pow tan add x5 x2 c mul add c mul c pow tan add x5 x2 c add x2 mul c x1 mul c mul x2 mul pow add c add x1 mul c cos x5 c mul pow tan add x5 x2 c mul add x2 mul c x1 sin x5