Y add -7.57 sub mul -2.2 x_2 mul -0.20700000000000002 mul cos add -0.196 mul 0.18 x_4 sub mul -0.41600000000000004 inv add -4.79 mul 0.661 x_1 add mul 1.1 pow2 sub mul 4.4 tan add -52.900000000000006 mul -0.20700000000000002 x_3 mul -86.80000000000001 x_0 mul 56.5 x_4