Y add 2.23 sub mul 0.509 div div div x_1 cos add 9.120000000000001 mul 76.10000000000001 x_7 x_5 mul sub mul -0.34400000000000003 exp add -8.08 mul -55.900000000000006 x_3 add mul 6.0 sin add 0.228 mul -3.04 x_6 mul 78.80000000000001 div x_4 x_8 x_2 mul 3.27 x_0