Y mul c mul pow x2 c mul sqrt mul x2 add x5 mul c pow cos x3 c mul pow add x5 mul c pow cos x3 c c mul add c pow tan sqrt mul x2 add x5 mul c pow cos x3 c c mul add c pow tan add x5 tan sqrt mul x2 add x5 mul c pow cos x3 c c add pow cos x3 c mul div c c x5