Y add 80.9 mul pow3 add 0.49 mul -7.2 mul pow2 add -20.700000000000003 mul 13.8 x_1 x_0 add mul -0.7000000000000001 x_0 add add mul 6.1000000000000005 x_1 mul -96.9 tan add 5.15 mul 5.58 x_0 mul -1.8900000000000001 x_1