(\frac{(n+2)!}{(n+1)!}+\frac{(n+1)!}{n!}) का सरल रूप क्या है?
What is the simplified form of (\frac{(n+2)!}{(n+1)!}+\frac{(n+1)!}{n!})?
Explanation opens after your attempt
C. (2n+3)
Concept
The first term is (n+2) and the second is (n+1), so the sum is (2n+3). Simplify each fraction separately.
Why this answer is correct
The correct answer is C. (2n+3). The first term is (n+2) and the second is (n+1), so the sum is (2n+3). Simplify each fraction separately.
Exam Tip
पहला पद (n+2) और दूसरा (n+1) है, इसलिए योग (2n+3) है। प्रत्येक भिन्न को अलग सरल करें।
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