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Choose the correct alternative:The number of five digit telephone numbers having at least one of their digits repeated i - Mathematics

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प्रश्न

Choose the correct alternative:
The number of five digit telephone numbers having at least one of their digits repeated i

विकल्प

  • 90000

  • 10000

  • 30240

  • 69760

MCQ
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उत्तर

69760

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 4: Combinatorics and Mathematical Induction - Exercise 4.5 [पृष्ठ १९७]

APPEARS IN

सामाचीर कलवी Mathematics - Volume 1 and 2 [English] Class 11 TN Board
अध्याय 4 Combinatorics and Mathematical Induction
Exercise 4.5 | Q 8 | पृष्ठ १९७

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