Y add -58.900000000000006 sub mul 7.68 div sub mul -7.7 cos add -0.211 mul 8.08 x_1 mul 0.8300000000000001 div x_0 sub mul -49.800000000000004 x_4 mul 1.85 inv add mul 0.6980000000000001 x_6 mul 4.79 x_6 x_2 sub mul -89.60000000000001 x_3 mul 2.6 x_5