Y add -8.2 div div add mul -5.17 x_3 mul -13.5 x_3 add mul -0.784 x_2 mul 9.11 tan add mul 15.200000000000001 inv add -9.96 mul -0.46900000000000003 x_3 sub mul -0.462 x_3 mul 43.400000000000006 x_0 x_1