rgermell
rgermell rgermell
  • 03-06-2019
  • Mathematics
contestada

the following is a linear sequence. 1, 4, 7, 10, 13...

using the explicit formula 3n - 2 find the 90th term in the sequence.

A. 90
B. 270
C. 268
D. 265

​

Respuesta :

DeanR
DeanR DeanR
  • 03-06-2019

We have

[tex] a_n = 3n - 2[/tex]

We're asked for [tex] a_{90}[/tex]

[tex]a_{90} = 3(90) - 2 = 268[/tex]

Answer: C 268

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