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Express (2x+1)! in terms of (2x-1)!,(x+...

Express `(2x+1)!` in terms of `(2x-1)!,(x+2)!` in terms of `(x-1)!`.Hence, solve the equation `((2x+1)!)/((x+2)!)xx((x-1)!)/((2x-1)!)=3/5`

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`(x+1)!=(2x+1)(2x)(2x-1)!,(x+2)! =(x+2)(x+1)x(x-1)!,x=4`
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A N EXCEL PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
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