Y add -42.900000000000006 div div add mul 40.7 inv add 64.0 mul 2.9000000000000004 mul x_3 add mul -80.30000000000001 tan add 80.80000000000001 mul -9.03 x_1 mul -32.300000000000004 x_0 mul 7.91 x_3 x_2 x_2