Answer and explanation

Correct answer: D. 650

  1. Step 1: .
  2. Step 2: .
Answer
650.
Why not the others: 6084: that is the sum of cubes. 78: that is the sum of the first powers. 1300: the denominator is replaced by .

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Evaluate sum k=1 12 k 2. | General Education Diploma (GED Oman)