Y add 6.8100000000000005 sub mul -0.378 inv add -7.3 mul 8.2 x_0 mul -6.72 tan add mul -2.85 abs add -0.41100000000000003 mul 20.400000000000002 x_1 mul -48.900000000000006 exp add -4.8500000000000005 mul -12.9 x_2