Y add -9.17 div add mul -0.40800000000000003 x_1 mul 8.4 mul x_0 mul add mul -62.300000000000004 x_4 sub mul -31.200000000000003 inv add 0.913 mul 0.037 div x_7 exp add 5.21 mul -4.64 x_8 mul -26.700000000000003 mul mul x_3 x_2 pow2 add -7.61 mul 91.5 x_6 x_8 tan add 13.700000000000001 mul 2.12 x_5