\({}^{4}P_{4}\) का मान क्या है?
What is the value of \({}^{4}P_{4}\)?
Explanation opens after your attempt
Correct Answer
D. (24)
Concept
\({}^{4}P_{4}=4!=24\). When (r=n), \({}^{n}P_{n}=n!\).
Why this answer is correct
The correct answer is D. (24). \({}^{4}P_{4}=4!=24\). When (r=n), \({}^{n}P_{n}=n!\).
Exam Tip
\({}^{4}P_{4}=4!=24\) होता है। जब (r=n) हो तो \({}^{n}P_{n}=n!\)।
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