Y add 83.60000000000001 sub mul 5.300000000000001 div div inv add 75.8 mul -0.025 x_1 sub add mul 0.023 x_4 mul 7.640000000000001 x_0 mul -6.92 x_1 inv add -0.8290000000000001 mul 0.746 div mul tan add -4.28 mul 29.0 x_2 pow2 add 0.613 mul -1.5 x_4 x_1 mul -4.48 x_3