Y add c mul x1 mul pow x2 c mul pow add x3 pow x1 c c mul pow tan add x2 mul c sin mul x2 add x3 cos mul x2 pow add x3 pow x1 c c div c c mul add c pow tan add x2 mul c sin mul x2 add x3 cos mul x2 pow add x3 pow x1 c c c mul cos mul x2 add x3 cos mul x2 pow add x3 pow x1 c c sin mul x2 pow add x3 pow x1 c c