Y add 0.5 sub mul -0.672 x_2 add mul 55.5 x_0 mul -57.300000000000004 div sub mul -0.23 exp add 0.77 mul 31.900000000000002 x_4 add mul 85.7 x_5 mul -7.7 mul div x_4 div sub mul 0.458 x_3 mul -6.53 tan add -0.08700000000000001 mul 77.9 x_6 inv add 8.44 mul 8.200000000000001 x_4 x_2 x_1