शब्द गणना के अक्षरों की अलग-अलग व्यवस्थाएं कितनी हैं?
How many distinct arrangements are possible from the letters of GANANA?
Explanation opens after your attempt
A. (60)
Concept
There are (6) letters with (3) identical and (2) identical letters, so \(\frac{6!}{3!2!}=60\). In exams, multiply all repeated group factorials in the denominator.
Why this answer is correct
The correct answer is A. (60). There are (6) letters with (3) identical and (2) identical letters, so \(\frac{6!}{3!2!}=60\). In exams, multiply all repeated group factorials in the denominator.
Exam Tip
(6) अक्षरों में (3) समान और (2) समान हैं, इसलिए \(\frac{6!}{3!2!}=60\)। परीक्षा में सभी repeated groups का गुणन हर में रखें।
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