01-03-2021
Mathematics

contestada

Write an equation for the nth term of the arithmetic sequence
18, 30, 42, 54, 66,
A. an = 30n + 6
B. an = n + 18
C. an = 12n + 6
D. an = 18n + 12

Respuesta :

ineedhelppls20 ineedhelppls20

01-03-2021

The arithmetic sequence is increasing in 12 each time

18, 30, 42, 54, 66
12n 12, 24, 36, 48, 60

To get from 12n to the arithmetic sequence, you add 6 each time

Therefore the answer is C - an = 12n + 6

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