What are the next two terms after 12, 0.5, 6, 3, 18,

The complete series is :

12, 0.5, 6, 3, 18, 54, 972....

Step-by-step explanation:

We can see that the series is working on a pattern here.

The first two numbers are multiplied together to get the third term.

Like :

So, the next terms will be :

Hence, the complete series will be :

12, 0.5, 6, 3, 18, 54, 972....

(-5,-28)

i graphed to on desmos.