Y add 79.0 sub mul 41.0 div div add mul -7.69 x_4 mul 7.0 exp add -0.039 mul -87.7 x_3 x_3 add mul -17.900000000000002 x_7 mul -41.900000000000006 x_6 sub mul -18.900000000000002 mul x_0 cos add -0.289 mul -0.241 div x_5 div x_2 x_1 mul 0.923 x_3