Y add 13.600000000000001 sub mul -0.457 x_2 add add mul -0.325 x_0 sub mul 45.1 sqrt add 68.3 mul 0.78 x_4 mul 9.870000000000001 mul x_2 sub mul 0.457 mul x_1 div x_3 pow2 add 41.5 mul -8.02 x_0 mul -0.66 x_4 mul -10.700000000000001 x_1