Answer:
50%
Step-by-step explanation:
Answer: 
Step-by-step explanation:
In the geometric sequence we can see each time we are dividing by 5. That is the same as multiplying by
so that is the common ratio.
See attached picture for answer
Answer:
The slop is undefined
i.e. 
Step-by-step explanation:
Considering the slope formula

As the points are (7, -4) and (7, 0)
Here:

so



Therefore, the slop is undefined i.e. 