Y add 6.5600000000000005 sub mul 0.642 x_1 sub mul 0.12 mul tan add 0.75 mul -0.46900000000000003 x_0 div add mul -19.900000000000002 x_8 mul 76.5 x_4 div div add mul -63.300000000000004 x_8 mul -0.299 x_4 add add mul 90.30000000000001 x_6 mul -0.618 x_2 mul -0.17 x_7 div x_5 x_3 mul 1.31 x_5