Y add mul pow x2 c add mul x1 add sqrt add div c c mul div c c x2 tan x2 mul x2 mul x1 add c add pow tan x2 c mul div c c pow add div c c mul div c c x2 div c c mul c mul x2 add x1 mul x2 mul x1 add sqrt add div c c mul div c c x2 tan x2