( \frac{(n+6)!}{(n+4)!}+\frac{(n+5)!}{(n+3)!} ) का सरल रूप क्या है?
What is the simplified form of ( \frac{(n+6)!}{(n+4)!}+\frac{(n+5)!}{(n+3)!} )?
Explanation opens after your attempt
Correct Answer
A. (2(n+5)2)
Concept
The two terms are ((n+6)(n+5)) and ((n+5)(n+4)). Taking common ((n+5)) gives (2(n+5)2).
Why this answer is correct
The correct answer is A. (2(n+5)2). The two terms are ((n+6)(n+5)) and ((n+5)(n+4)). Taking common ((n+5)) gives (2(n+5)2).
Exam Tip
दोनों पद ((n+6)(n+5)) और ((n+5)(n+4)) हैं। समान ((n+5)) निकालने पर (2(n+5)2) मिलता है।
Login to save your score, XP, coins and progress.