(MISSISSIPPI) जैसे repeated letters वाले word में division by (4!4!2!) किस principle से आता है?
In a repeated-letter word like (MISSISSIPPI), division by (4!4!2!) comes from which principle?
Explanation opens after your attempt
A. Identical letters की internal permutations same result देती हैंInternal permutations of identical letters give the same result
Concept
Interchanging identical letters does not create a new arrangement. In exams divide by factorials of repeated counts.
Why this answer is correct
The correct answer is A. Identical letters की internal permutations same result देती हैं / Internal permutations of identical letters give the same result. Interchanging identical letters does not create a new arrangement. In exams divide by factorials of repeated counts.
Exam Tip
समान letters की आपसी अदला-बदली नई arrangement नहीं बनाती। परीक्षा में repeated counts के factorials से divide करें।
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