srolon7254 srolon7254
  • 28-11-2017
  • Mathematics
contestada

Find the sum of the first 21 terms of the sequence 5, 9, 13, 17, 21, .

Respuesta :

23safranj 23safranj
  • 30-11-2017
Your answer would be:  5+9+13+17+21+25+29+33+37+41+45+49+53+57+61+65+69+73+77+81+85=
945
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