Y add mul x1 mul add c mul x3 add c add mul x3 mul pow x1 c pow add c x3 c cos x1 add x3 mul c tan add x1 mul c x3 add mul x3 mul x1 mul add c mul c pow tan add x1 mul c x3 c add c mul x3 add c add mul x3 mul pow x1 c pow add c x3 c cos x1 mul c mul x3 mul pow x3 c mul pow add c x3 c add x3 mul c tan add x1 mul c x3