( \frac{(n+4)!}{(n+1)!}+\frac{(n+3)!}{n!} ) का सरल रूप क्या है?
What is the simplified form of ( \frac{(n+4)!}{(n+1)!}+\frac{(n+3)!}{n!} )?
Explanation opens after your attempt
C. ( (n+3)(n+2)(2n+5) )
Concept
The common factor in both terms is ( (n+3)(n+2) ). Therefore the simplified form is ( (n+3)(n+2)(2n+5) ).
Why this answer is correct
The correct answer is C. ( (n+3)(n+2)(2n+5) ). The common factor in both terms is ( (n+3)(n+2) ). Therefore the simplified form is ( (n+3)(n+2)(2n+5) ).
Exam Tip
दोनों पदों में ( (n+3)(n+2) ) सामान्य है। इसलिए सरल रूप ( (n+3)(n+2)(2n+5) ) मिलता है।
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