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How many distinct letter arrangements are possible for the word (BANANA)?शब्द (BANANA) के अलग-अलग अक्षर-क्रम कितने होंगे?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: (60)(60)
(A) occurs three times and (N) twice, so (\frac{6!}{3!2!}=60). Divide by factorials of repeated groups.(A) तीन बार और (N) दो बार है इसलिए (\frac{6!}{3!2!}=60)। repeated groups के factorial से भाग दें।
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