Y add 0.6000000000000001 mul tan add 0.08 mul -7.7 x_2 mul cos add -0.515 mul 0.85 x_4 div x_0 sub add sub mul 0.003 x_3 sub mul 3.6 pow2 add 12.0 mul 9.05 x_2 mul -68.2 x_3 mul 73.60000000000001 x_1 mul 0.747 exp add 64.5 mul 0.915 x_2