Y add -0.514 div x_7 div sub mul 75.4 mul inv add 0.321 mul -21.0 div sub mul -9.28 x_1 mul -0.606 x_6 x_0 add mul 65.10000000000001 pow2 add -0.662 mul -47.0 x_2 mul 20.0 x_4 mul -35.2 cos add 0.176 mul -3.47 x_5 cos add -63.400000000000006 mul -44.400000000000006 x_3