s8800123 s8800123
  • 13-12-2021
  • Mathematics
contestada


Find the 60" term of the following arithmetic sequence.
6, 13, 20, 27,
..

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loneguy
loneguy loneguy
  • 13-12-2021

[tex]\text{First term, a =6}\\\\\text{Common difference, d = 13 -6 = 7}\\\\\text{Nth term} = a+(n-1)d = 6 +(n-1)7 = 6+7n-7 = 7n-1\\\\\text{60th term} = 7(60) -1 = 419[/tex]

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