Y add -69.2 add mul 78.4 div x_6 mul tan add -67.2 mul 0.599 x_1 cos add 51.300000000000004 mul -0.778 x_4 mul 0.626 mul add mul -0.9400000000000001 x_3 add mul 36.4 div log add 4.32 mul 1.21 x_2 mul x_5 x_0 mul 81.60000000000001 x_7 x_7