Question

PLEASE HELP!!! 10 PONITS!!

Find the common ratio for the following sequence.

1/2, -1/4, 1/8, -1/16, ...

a.) - 2
b.) - 1/2
c.) 1/2
d.) 2

Answer 1

Answer:

b.) - 1/2

Step-by-step explanation:

The common ratio is found by taking the second term and dividing by the first term

-1/4÷ 1/2

Copy dot flip

-1/4 * 2/1

-1/2

Answer 2

Answer: b

Explanation: it is one half and negative divided by negative equals positive