Y add 76.2 add mul -4.41 mul x_2 x_3 sub add mul 62.2 x_4 mul -0.082 div sub sub mul -2.52 x_4 mul -0.867 pow2 add 3.5700000000000003 mul 0.488 x_1 mul -13.3 exp sub mul -0.12 x_0 mul 45.6 x_2 x_2 mul 0.013000000000000001 x_1