Y add 4.800000000000001 mul tan add -1.55 mul 0.34500000000000003 x_3 mul x_0 add mul -0.7010000000000001 x_2 add mul -0.966 mul x_2 x_3 add mul -0.269 x_0 add mul -27.400000000000002 inv add 0.30000000000000004 mul 1.71 x_2 mul 5.3 x_1