Question

Find the common ratio of the sequence.

–164, –82, –41, –20.5, . . .

mc004-1.jpg
–82
2
82

Answer 1

hi pic is missing i guess. Also I see that numbers are 1/2 decreasing please load the rest

Answer 2

the common ratio is found by comparing terms

\[\frac{a_{2}}{a_{1}} = \frac{a_{3}}{a_{2}}= ...\]

and you'll find the common ratio of a geometric sequence.