Y mul pow x4 c mul pow add x5 mul c sqrt x1 c add mul add x5 mul c sqrt x1 mul add mul pow c div c c pow x1 div c c mul pow x4 c add x5 mul c sqrt x1 add x4 add mul c x5 tan c mul c mul x5 mul pow c div c c mul pow x1 div c c add x5 add x4 tan c