Y add 69.10000000000001 div add mul 0.66 abs add 62.400000000000006 mul 9.3 x_2 add mul -3.5100000000000002 div x_2 abs add 0.274 mul 44.400000000000006 x_0 mul 0.883 cos add mul 7.1000000000000005 x_1 mul -21.6 x_3 x_4