(n=3) होने पर ( \frac{(n+5)!}{(n+1)!} ) का मान क्या है?
When (n=3), what is the value of ( \frac{(n+5)!}{(n+1)!} )?
Explanation opens after your attempt
C. (1680)
Concept
Putting (n=3) gives \( \frac{8!}{4!}=8\cdot7\cdot6\cdot5=1680 \). Understand the general form before substituting.
Why this answer is correct
The correct answer is C. (1680). Putting (n=3) gives \( \frac{8!}{4!}=8\cdot7\cdot6\cdot5=1680 \). Understand the general form before substituting.
Exam Tip
(n=3) रखने पर \( \frac{8!}{4!}=8\cdot7\cdot6\cdot5=1680 \)। मान रखने से पहले सामान्य रूप समझें।
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