Y mul sqrt mul add c cos x1 mul cos x5 sin x5 mul pow add c cos x1 c mul pow cos x5 c mul pow sin x5 c mul add c pow tan sqrt mul add c cos x1 mul cos x5 sin x5 c add mul div c c mul pow cos x5 c add c cos x1 mul div c c mul pow sin x5 c add c cos x1