Y add -3.99 div tan add 19.0 mul 0.41000000000000003 x_4 add add sub sub mul -9.82 x_1 sub mul 0.179 x_0 mul 3.08 abs add 0.56 mul 0.343 x_2 mul 69.10000000000001 div x_4 x_2 mul -32.1 inv add 4.17 mul 0.579 x_3 mul 2.16 x_0