Answer:
5,10,15,20... is A). 20,17,14,11... is B). 1,3,9,27... is C). and 128,32,8,2 is D)
Step-by-step explanation:
plug in each common difference/ common ratio with each set to see what works
Answer:
37 because 37 was in the middle of all these value when placed dorm smallest ro biggest
542,591,806.5
.............................
The square root is <span>33.941125497
</span>
Answer:

.
Step-by-step explanation:
Arithmetic sequence

.
First step, find its difference



.
So, we get


.
Finally, Let's find the 75th term



