Y add -4.8 div mul sub mul 93.80000000000001 x_4 add mul -0.59 sqrt add 0.429 mul -0.229 div x_4 sqrt add 64.60000000000001 mul 4.65 x_2 sub add mul 4.61 x_1 mul -8.4 x_2 mul -1.28 x_3 tan add -0.293 mul 6.42 x_4 div x_0 x_0