What is the remainder when 81 × 81! is divide by 83?
What is the remainder when 81 × 81! is divide by 83?
Option 1 -
2
Option 2 -
81
Option 3 -
82
Option 4 -
0
Asked by Shiksha User
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1 Answer
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Correct Option - 3
Detailed Solution:81! when divided by 83 leaves a remainder +1 (as 83 is prime) Hence the total remainder is +1 * 81 = 81.
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