(\frac{(n+2)!}{(n+1)!}+1) का सरल रूप क्या है?
What is the simplified form of (\frac{(n+2)!}{(n+1)!}+1)?
Explanation opens after your attempt
B. (n+3)
Concept
(\frac{(n+2)!}{(n+1)!}=n+2), so adding (1) gives (n+3). Simplify the fraction first.
Why this answer is correct
The correct answer is B. (n+3). (\frac{(n+2)!}{(n+1)!}=n+2), so adding (1) gives (n+3). Simplify the fraction first.
Exam Tip
(\frac{(n+2)!}{(n+1)!}=n+2), इसलिए (1) जोड़ने पर (n+3) मिलता है। पहले भिन्न को सरल करें।
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