Y add -0.048 div x_0 add sub sub mul -0.47800000000000004 div x_3 mul x_3 sub mul -1.72 x_2 mul -0.9430000000000001 tan add 42.400000000000006 mul 13.700000000000001 x_1 mul -0.613 x_2 mul -4.47 x_1 mul 0.336 x_2