Y add 0.28300000000000003 div x_6 mul mul div sub sub mul -1.3 x_0 mul 84.60000000000001 tan sub mul 40.800000000000004 x_1 mul -4.3100000000000005 x_3 mul 78.5 x_7 x_5 inv add 7.44 mul 0.765 div cos add 0.244 mul -5.68 x_2 x_4 x_8