Prove that 2×4×6×14... to n factors=(2n)!/(n)!=(n+1)(n+2)...to n factors

Prove that 2×4×6×14... to n factors=(2n)!/(n)!=(n+1)(n+2)...to n fa

1.	Prove that 2×4×6×14... to n factors=(2n)!/(n)!=(n+1)(n+2)...to n factors
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