Y add 19.200000000000003 add mul -39.6 x_2 mul 0.768 div mul mul x_0 x_3 mul x_0 sub mul 44.5 x_3 sub mul 0.389 x_0 mul 65.0 tan add -64.60000000000001 mul -2.67 x_4 abs add -63.0 mul -35.800000000000004 x_1