Question

What is the common ratio of the following geometric sequence? 4, 2, 1, 0.5, 0.25, 0.125,...

Answer 1

Answer: 1/2

Step-by-step explanation:

here, a=4,ar=2,ar²=1

∴ar÷a=1/2

and ar²÷ar=1/2

∴common ratio=1/2