Question

Find the first, fourth, and eighth terms in the sequence :) :) :) :) :) :)

Answer 1

\[a(n) = a_1r^{n-1}\]

Answer 2

plugin \(n=1\) into the given formula to get the first term

Answer 3

So you're looking for \(a_1~,~ a_4~,~a_8\)

Answer 4

Alternative A. since a(1) = -6 , a(3) = -24, a(8) = -384

Answer 5

ok

Answer 6

the subscripts all denote what the value of n is, like rational stated, just plug n into the formula.

Answer 7

@Skaujotne no answers.

Answer 8

i got it now!

Answer 9

A is my choice -3,-24,-384

Answer 10

Yep!