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AP EAMCET2020MathematicsSequences and Series

For n N , what is the value of 1+4+7+ +(3 n-2)

Options

  1. An(3 n+1) 2
  2. B(3 n-1) 2
  3. Cn(3 n-1) 2
  4. D(3 n+1) 2

Correct answer

C. n(3 n-1) 2

Step-by-step solution

No solution. Refer to answer key.

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