Y add 0.28700000000000003 mul sub sub mul -82.2 mul add mul -0.213 pow2 add mul -0.212 x_4 mul 6.59 x_3 mul -5.64 abs add -8.6 mul 5.08 x_1 x_0 mul -3.12 x_1 mul 0.91 tan add 5.7700000000000005 mul -4.09 x_2 pow3 add 0.615 mul 0.116 x_0