Question

does any body know this please help me
Write the recursive formula for the geometric sequence.
a1 = -2 a2 = 8 a3 = -32

Answer 1

please help

Answer 2

first you have to find the common ratio first
hint: divide by second number by first number

Answer 3

ok what do you mean, how?

Answer 4

a2 /a1

Answer 5

i do not get this at all

Answer 6

take -8/2

Answer 7

still dont get it can i just have the answer, lol?

Answer 8

ok
a^n= a^(n-1) *-4

Answer 9

thanks ur the best man!!!

Answer 10

thank you