Y add -89.4 sub sub mul 3.64 x_1 sub mul -2.2800000000000002 tan add 82.9 mul -6.2 x_0 mul -7.3 inv add -6.5 mul -0.431 x_3 mul 2.83 mul x_2 exp add 89.7 mul -0.009000000000000001 mul x_2 pow2 add -87.7 mul 3.37 x_0