Y add 39.900000000000006 sub sub mul 0.607 div exp add 0.865 mul 0.433 x_1 sub mul 3.92 x_4 mul -0.778 mul tan add -81.2 mul -84.80000000000001 x_2 add mul -0.622 x_3 mul 0.8 x_0 mul 8.15 x_4 mul -66.3 inv add -22.700000000000003 mul 51.800000000000004 x_0