Y add -0.788 div x_1 add mul -3.62 x_3 mul 0.321 mul div div mul cos add 0.9500000000000001 mul 84.7 mul log add 8.52 mul -0.40900000000000003 x_4 x_7 x_0 x_5 x_4 exp sub mul 0.397 tan add -0.263 mul -6.91 x_6 mul 0.168 x_2