Answer:
4 + 12 + 36 + ...
Step-by-step explanation:
4, 12, 36, ... is a geometric sequence, it has a common ratio of 
When we add the terms of a geometric sequence we get a geometric series.
4+12+36+ ... is a geometric series, it has a common ratio of 
4 + 12 + 20 + ... is not a geometric series because it has no common ratio

The second choice is correct
Answer:what are you asking
Step-by-step explanation:
I can explain when I get a question
Answer:
first graph shows the function and it's inverse
Answer:
The answer is 2
Step-by-step explanation:
When a line is parallel to the other line, they must have the same gradient.