Y add 81.5 mul x_5 add mul -0.313 x_3 mul 7.0200000000000005 mul div x_1 sub mul 0.34600000000000003 cos add 7.890000000000001 mul -7.04 div inv add 6.94 mul 0.704 x_7 cos add -64.7 mul -0.374 x_4 mul 21.900000000000002 inv add 0.72 mul 4.9 x_2 sub mul 32.6 x_6 mul -12.700000000000001 div x_0 x_8