Y add 0.705 div x_6 add mul 0.171 div mul x_4 div sub mul 0.051000000000000004 x_4 mul -71.5 pow2 add 7.2 mul -86.0 x_2 x_1 add add mul -9.18 tan add -3.63 mul -15.0 x_5 mul 79.4 inv add 11.600000000000001 mul -0.219 x_2 mul 0.533 x_0 mul 0.273 x_3