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Mul Mul tan Mul sin sec acos x4 Mul x5 asech Pow x0 Add x3 x5 sec Mul sin sec acos x4 Mul x5 asech Pow x0 Add x3 x5 Mul sin sec acos x4 Mul x5 Mul Mul Pow x0 Add Add x3 x5 -1 Add x3 x5 Pow Mul Mul Pow x0 Add x3 x5 Pow x0 Add x3 x5 sqrt Add 1 Mul -1 Pow Mul Pow x0 Add x3 x5 Pow x0 Add x3 x5 -1 -1 