Y add -0.88 div cos add 0.31 mul -28.00 x_3 div tan add 0.91 mul 39.70 x_1 sub sub mul -0.05 inv add 0.85 mul 0.77 x_4 add sub mul -2.06 x_6 mul -7.76 div x_2 x_5 add mul 9.34 x_0 mul 2.00 x_7 mul -1.88 exp add 0.81 mul 13.70 x_8