tyrekrollins tyrekrollins
  • 07-11-2019
  • Mathematics
contestada

Find the series formed by the first three terms of the sequence an = 2n – 4.

1, 2, 3

1 + 2 + 3

-2 + 0 + 2

-2, 0, 2

Respuesta :

jimrgrant1 jimrgrant1
  • 07-11-2019

Answer:

- 2, 0, 2

Step-by-step explanation:

To find the terms in the sequence substitute n = 1, 2, 3 into the rule, that is

[tex]a_{1}[/tex] = (2 × 1) - 4 = 2 - 4 = - 2

[tex]a_{2}[/tex] = (2 × 2) - 4 = 4 - 4 = 0

[tex]a_{3}[/tex] = (2 × 3) - 4 = 6 - 4 = 2

The first three terms are - 2, 0, 2

Answer Link
elijahbrewer elijahbrewer
  • 05-06-2020

Answer: -2 + 0 + 2 on Ed

Step-by-step explanation:

Answer Link

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