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Question: Answered & Verified by Expert
If 22020+2021 is divided by 9, then the remainder obtained is
MathematicsBinomial TheoremJEE Main
Options:
  • A 0
  • B 1
  • C 3
  • D 7
Solution:
1550 Upvotes Verified Answer
The correct answer is: 3
22020=2.22019=2.23673=29-1673
=29673-673C19672+673C29671+673C6729-1
=2 (a multiple of 9-1 )
22020+2021=9K+2019
9K+2019 when divided by 9 gives remainder 3

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