Y add -0.465 div sub mul -7.28 mul x_0 sub mul -0.356 exp add 0.377 mul -54.900000000000006 x_6 mul -3.61 x_3 mul 15.3 x_2 sub mul -5.23 x_1 mul -0.644 div add mul -9.82 div x_4 x_5 mul -0.133 cos add 5.5600000000000005 mul 26.1 x_8 x_7