Y add 79.30 add mul -89.00 pow2 add 0.67 mul -28.10 div pow3 add mul 0.18 x_0 mul 83.50 x_3 x_3 sub mul 62.10 div add mul 0.92 div x_1 div x_4 x_3 mul 34.80 x_2 cos add 0.52 mul 0.66 x_2 mul 51.50 tan add 33.40 mul 7.23 x_2