Y add -41.400000000000006 add mul -0.932 x_3 sub add mul 0.245 x_5 mul -0.588 mul mul x_8 exp add -54.900000000000006 mul 0.927 x_6 x_1 add mul -5.24 mul x_2 cos add 6.390000000000001 mul -7.91 x_7 mul -5.16 mul x_4 x_0