brit55 brit55
  • 10-08-2016
  • Mathematics
contestada

what's the answer to this question ?

whats the answer to this question class=

Respuesta :

Panoyin
Panoyin Panoyin
  • 11-08-2016
[tex]a_{n} = 6\frac{2}{3} + \frac{1}{3}(n - 1)[/tex]
[tex]a_{89} = 6\frac{2}{3} + \frac{1}{3}(89 - 1)[/tex]
[tex]a_{89} = 6\frac{2}{3} + \frac{1}{3}(88)[/tex]
[tex]a_{89} = 6\frac{2}{3} + 29\frac{1}{3}[/tex]
[tex]a_{89} = 36[/tex]

The answer is B.
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