Y add -7.5200000000000005 add mul -0.01 x_6 mul -0.86 mul div add mul 0.244 div tan sub mul -8.040000000000001 mul x_0 x_7 mul 6.87 x_8 inv add 7.930000000000001 mul -3.73 x_7 mul 9.4 mul mul x_2 mul x_8 x_3 x_4 exp add -7.92 mul -8.3 x_5 x_1