Y add -6.47 sub mul 50.1 div sub mul 0.14400000000000002 mul x_0 inv add mul -0.418 tan add -7.1000000000000005 mul 73.5 x_2 mul 57.0 x_6 mul -12.700000000000001 x_4 add mul -1.74 x_1 mul 2.89 x_3 mul 0.455 x_5