Y add mul c mul pow x4 c mul pow x3 c pow cos add x4 add x3 mul pow x4 c pow x5 c c mul x3 mul pow cos add x4 add x3 mul pow x4 c pow x5 c c mul add c mul c mul x4 pow x5 c mul add mul x3 pow x4 c tan x5 sin add x4 add x3 mul pow x4 c pow x5 c