Y add 6.29 sub mul -0.436 div x_0 div div x_4 add add mul 0.039 x_1 mul -5.59 div sin add 8.57 mul 61.7 x_3 add mul 4.23 x_1 mul 3.9000000000000004 x_3 mul 73.8 x_4 pow3 add -66.60000000000001 mul -50.900000000000006 x_4 mul 42.1 x_2