Y add 1.75 add sub mul 0.333 mul x_5 mul x_3 pow3 add -81.2 mul -74.10000000000001 x_2 mul -64.3 mul cos add -6.61 mul -7.09 mul pow2 add -0.063 mul 93.9 x_6 add mul 0.405 x_6 mul 18.900000000000002 x_4 x_1 mul 79.5 mul x_0 x_4