Y add -56.400000000000006 mul mul pow2 add 14.4 mul -12.600000000000001 x_0 add mul 66.3 x_2 mul -0.5680000000000001 x_5 div exp add -0.01 mul -3.0500000000000003 x_3 div sub add mul 9.76 x_4 mul -1.11 x_6 mul -0.46 x_7 x_1