Y add -0.168 add add add mul -3.42 x_5 add mul -9.85 x_6 sub mul -1.46 x_3 mul -0.798 mul x_4 add mul 7.8500000000000005 x_2 mul 71.10000000000001 mul mul x_0 x_4 x_1 mul 0.41100000000000003 x_5 mul 0.9 cos add mul -0.809 x_4 mul 64.8 inv add 37.5 mul 0.494 x_2