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