Y add -40.5 mul add mul -4.6000000000000005 x_8 add mul 5.2 x_3 mul -52.400000000000006 div div add sub mul -6.7 x_6 mul -84.2 x_1 sub mul -50.6 cos add -1.97 mul 1.3 x_7 mul -0.34500000000000003 mul mul x_2 x_0 x_7 x_4 x_5 x_8