Y add -70.8 div mul tan add -6.0600000000000005 mul 39.900000000000006 x_7 x_4 mul div div sub mul 2.19 inv add 0.428 mul 1.06 mul x_3 x_0 mul 8.64 x_1 x_0 pow3 sub mul 0.026000000000000002 x_6 mul 3.27 x_2 div x_5 pow2 add -92.10000000000001 mul 0.445 x_6