Y add 83.9 sub mul 61.0 x_4 mul -69.9 div x_2 add mul -0.22 div x_7 x_2 mul -7.91 mul x_6 sub mul -1.6 div pow3 add 5.0600000000000005 mul -7.49 x_1 tan add mul -0.6900000000000001 pow2 add 6.08 mul 4.05 x_0 mul 55.300000000000004 inv add -6.88 mul 6.15 x_5 mul 72.2 x_3