Y add 67.7 sub mul -8.24 mul x_4 sub mul 0.9 div x_1 exp add -64.4 mul 22.8 x_4 mul 0.598 div div x_2 sub mul 3.7600000000000002 x_5 mul -0.99 x_5 pow2 add 30.400000000000002 mul 0.278 x_2 mul 0.14300000000000002 div x_6 add mul 25.3 pow3 add 9.9 mul -0.86 x_0 mul 3.6 x_3