Y add 4.51 sub add mul -0.645 x_3 mul -1.5 div sub sub mul -91.30000000000001 div div x_2 x_5 add mul 87.5 exp add mul -2.0100000000000002 tan add 9.03 mul -4.78 x_0 mul -73.2 x_6 mul 3.94 x_0 sub mul 0.1 x_1 mul 6.4 x_7 mul 8.58 x_6 x_4 mul 0.115 mul x_5 x_8