Y add -7.890000000000001 add mul 0.11800000000000001 x_1 mul 1.03 div sub mul -0.075 x_2 mul -0.583 div sub mul 21.200000000000003 tan add 7.38 mul -63.300000000000004 x_0 mul -47.7 div x_3 inv add -50.900000000000006 mul -7.23 x_4 x_3 x_2