Y add 55.400000000000006 add mul -9.120000000000001 div x_0 add mul 7.91 pow2 sub mul -0.453 x_0 mul -0.504 x_0 mul -13.100000000000001 pow2 add 34.4 mul 1.53 x_0 mul -0.533 pow2 add -0.241 mul 44.900000000000006 x_0