Y add -0.9570000000000001 div x_0 add mul 77.7 x_2 sub sub mul 0.802 mul x_5 x_3 mul -80.4 div div sub mul -6.5600000000000005 x_6 mul 5.36 x_4 div cos add -0.729 mul -4.01 x_5 mul pow2 add 0.597 mul -0.769 x_7 x_8 x_1 mul 38.800000000000004 x_2