Answer:
The sum is 
Step-by-step explanation:
we have
we have
Find the common ratio r
The common ratio is r=6
The formula to calculate the sum in a geometric sequence is equal to
where
n is the number of terms
r is the common ratio
a1 is the first term
we have
substitute
The answer to that question is 6.75 I hope I helped you.
For letter b you do length times width times height
Answer:
The answer would be B.
Step-by-step explanation:
It couldn't be A because it just doesn't make sense because if the dot means a student then what are the numbers on the bottom mean.
It also couldn't be D because nowhere does it say anything about teachers.
Hope this Helps! :)
A coefficient is mostly the number that comes behind the x. So the answer is 2.
