Y add -4.93 add mul -28.5 div x_1 div sub mul 4.86 pow2 add -25.1 mul 6.12 x_2 mul 7.7 sqrt add 2.58 mul -0.123 x_1 x_1 sub mul -51.800000000000004 inv add -0.707 mul 0.518 x_0 mul -12.8 sqrt add 6.78 mul 0.59 x_2