1. Consider the following statements with regard to National Technology Day:

  1. It commemorates the momentous events of 11th May 1998, when India conducted successful nuclear tests under Operation Shakti
  2. The official theme for National Technology Day 2025 is ‘School to Startups - Igniting Young Minds to Innovate'

Which of the statements given above is/are correct?


1. How many terms of the series 1+3+5+ 7+ ... amount to a sum equal to 12345678987654321?

  


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