Question

PLEASE HELP MEDAL WILL BE REWARDED!!!
Find the first six terms of the sequence.

a1 = -7, an = 4 • an-1

-7, -28, -112, -448, -1792, -7168

-28, -112, -448, -1792, -7168, -28,672

-7, -28, -24, -20, -16, -12

0, 4, -28, -24, -20, -16

Answer 1

should be the first one

Answer 2

Okayy, thank you, i thought it had to be either the first or the third. Thanks!!

Answer 3

do you understand why though?

Answer 4

Yes; pretty much so, but my math is always miscalculated so i just need to be sure! Thank you so much again :)

Answer 5

ok, np :)