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