Y add -9.450000000000001 sub sub mul -8.69 x_1 add mul -1.9000000000000001 x_4 mul 52.5 cos add 9.4 mul 17.3 x_0 add mul -4.69 x_4 mul 0.543 div pow2 add -0.671 mul 78.9 x_3 pow3 add -51.1 mul 74.5 mul x_3 x_2