Y add 6.0600000000000005 div inv add -67.7 mul -38.900000000000006 mul x_6 x_2 div pow3 sub mul -79.10000000000001 x_8 mul 24.400000000000002 x_0 div sub mul 0.872 mul div add mul 0.898 x_6 mul -0.419 pow3 add 4.0 mul 9.66 x_7 x_2 x_4 add mul -30.6 mul cos add 1.43 mul -25.700000000000003 x_3 x_5 mul 0.446 x_7 mul x_4 x_1