kingaang kingaang

11-04-2019
Mathematics

contestada

What is the common difference in the arithmetic sequence 30, 27, 24, 21, 18, ...?
a. -1 c. 3 b. -3 d. 30

Respuesta :

23-04-2019

Answer:

b. -3

Step-by-step explanation:

The common difference in an arithmetic sequence:

[tex]d=a_{n+1}-a_n[/tex]

27 - 30 = -3

24 - 27 = -3

21 - 24 = -3

18 - 21 = -3

CORRECT :)

It's constant.

Answer Link

mojoman519 mojoman519

27-03-2022

Answer:

b

Step-by-step explanation:

edge2021

Answer Link

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