Question:

If the 10th and 12th terms of an A.P. are respectively 15 and 21, then the common difference of the A.P. is

Updated On: Jun 10, 2024
  • -6
  • 4
  • 6
  • -3
  • 3
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The Correct Option is

Solution and Explanation

The correct option is (E): 3
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