thetommygriffith thetommygriffith
  • 06-03-2017
  • Mathematics
contestada

Find the sum of a finite arithmetic sequence from n = 1 to n = 13, using the expression 3n + 3.

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giovannapencheou30fr giovannapencheou30fr
  • 15-08-2017
the answer is lettter D the last option which is 312
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