cqnnyarts cqnnyarts

24-02-2021
Mathematics

contestada

find an equation for the nth term of the arithmetic sequence.
-20, -16, -12, -8, ...

a. an = -20 x 4(n - 1)
b. an = -20 + 4(n - 1)
c. an = -20 + 4(n + 2)
d. an = -20 + 4(n + 1)

Respuesta :

thimnaathimna206 thimnaathimna206

24-02-2021

Answer:

TN -20+4

Step-by-step explanation:

T5= 18(5)-12

t6= 18 ( 6) -12

tn = 18 (7)-12

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