Y add -85.60000000000001 sub mul -2.7 x_1 mul 71.7 div div sin add 0.529 mul -0.435 div exp add mul -5.18 abs add 2.75 mul 37.800000000000004 x_1 mul 46.5 x_2 x_0 x_1 add mul -0.6 x_3 sub mul -0.64 x_2 mul -0.914 x_2