Y add 43.0 sub mul -0.28500000000000003 x_0 sub mul 0.673 pow2 add 5.58 mul -9.120000000000001 x_2 add mul -97.7 x_3 add mul 0.59 pow3 add -0.494 mul -40.7 x_3 mul 0.851 sin add mul -6.91 x_2 add mul -60.1 x_1 mul 22.1 tan add 3.88 mul -2.12 x_2