Y add -39.400000000000006 sub mul -84.30000000000001 log add 9.41 mul -0.152 x_0 mul 97.5 div tan add 91.10000000000001 mul -93.80000000000001 mul x_1 x_0 sub mul -69.5 x_0 mul 0.5630000000000001 div x_0 x_0