Y add 5.21 div x_2 sub mul 0.911 div div mul x_1 x_4 x_3 abs sub mul 92.30000000000001 x_4 mul -93.30000000000001 x_3 mul 8.27 pow2 sub mul -0.084 tan sub mul -5.87 abs add 0.9 mul 0.92 x_2 mul -0.658 x_0 mul 76.10000000000001 x_3