Y add 64.10000000000001 div mul x_2 mul x_6 sub mul -7.49 mul x_0 x_7 mul -77.5 mul sub sub mul 76.2 x_8 mul -4.94 div x_5 x_1 mul -38.800000000000004 x_4 tan add -2.49 mul -0.47300000000000003 x_3 x_5