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MATH / Given that p≥7 is a prime number, evaluate 1^-1 cdot 2^-1 + 2^-1 cdot 3^-1 + 3^-1 cdot 4^-1 + cdots + (p-2)^-1 cdot (p-1)^-1 pmodp. · Discussion

Discussing Given that p≥7 is a prime number, evaluate 1^{-1} cdot 2^{-1} + 2^{-1} cdot 3^{-1} + 3^{-1} cdot 4^{-1} + cdots + (p-2)^{-1} cdot (p-1)^{-1} pmod{p}. · MATH

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