Y add -0.679 mul cos add -6.21 mul -1.5 x_0 div mul add mul -14.100000000000001 div sqrt add 61.2 mul -0.311 div inv add 85.5 mul -12.3 x_1 add mul -20.6 x_4 mul 1.6300000000000001 x_2 x_4 mul 49.5 x_4 tan add 19.400000000000002 mul -88.2 x_1 x_3