Y add mul pow add x3 tan sqrt add c x3 c mul add c mul div c c mul pow add c x3 div c c add c pow tan sqrt add c x3 c cos add x2 mul c mul pow x2 c cos x3 mul c mul pow x2 c mul pow add x3 tan sqrt add c x3 c mul sin x3 sin add x2 mul c mul pow x2 c cos x3