What linear function defines the following Arithmetic Sequence?
-8, -4, 0, 4, 8, ...
A : an = -8 + 4(n - 1)
B : an= 8 + 4(n - 1)
C : an = -8 - 4(n - 1)
D : an = 8 - 4(n - 1)

Respuesta :

luba58
Answer: A

Explanation:
a = -8
d = +4
an = a + ( n - 1 ) d
= -8 + ( n - 1 ) 4

So;
= -8 + 4 ( n - 1 )