\( \frac{19!}{17!\cdot2!}\times\frac{2}{19} \) का मान क्या है?
What is the value of \( \frac{19!}{17!\cdot2!}\times\frac{2}{19} \)?
Explanation opens after your attempt
B. (18)
Concept
The first part is (171), and \(171\cdot\frac{2}{19}=18\). Cancel by (19) before multiplying.
Why this answer is correct
The correct answer is B. (18). The first part is (171), and \(171\cdot\frac{2}{19}=18\). Cancel by (19) before multiplying.
Exam Tip
पहला भाग (171) है और \(171\cdot\frac{2}{19}=18\)। गुणन से पहले (19) से कटौती करें।
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