Y add 6.6000000000000005 div cos add -0.009000000000000001 mul -78.7 x_3 add mul -1.76 x_7 mul -10.3 div x_8 mul x_5 add mul -31.6 div x_3 div sub mul 2.69 x_4 add mul 8.89 div pow2 sub mul 26.0 x_2 mul -0.6960000000000001 x_5 x_1 mul 0.085 x_6 x_0 mul -6.54 x_0