Find the sum of the first 28 terms of a geometric sequence whose third term is...

Question

Question

Find the sum of the first 28 terms of a geometric sequence whose third term is a3 = 6 and whose eighth term is a8 = 15.62.

Answer 1

Answer #1

geonatric 5th Lear of a sequence is as=adt 9=3 .: 6=ar- - add 98 = 15.62 15.6a= and ad? - 15.62 ra 1.21089 :a= 6 Sum of teams answer)4099.82909

Answer 2

Similar Homework Help Questions

Write the first five terms of the geometric sequence defined recursively. Find the common ratio and...

Write the first five terms of the geometric sequence defined recursively. Find the common ratio and write the nth term of the sequence as a function of n. (nth term formula: An = a1(r)-1) 1 a1 = 625, ak 11 = 5 -ak aj = a2 a3 = 04 = Preview 05 Preview r = Preview an = Preview Find the 6th of the geometric sequence: {64a( – b), 32a( – 36), 16a( – 96), 8a( – 27b), ...} an...
Given a geometric sequence whose third term 3/4 and seventh term is 243/64. Find the fifth...

Given a geometric sequence whose third term 3/4 and seventh term is 243/64. Find the fifth term of the sequence 3 243 18. and seventh term is Given a geometric sequence whose third term 4 64 Find the fifth term of the sequence.
Find the first four terms and the 100th term of the sequence whose nth term is...

Find the first four terms and the 100th term of the sequence whose nth term is given. 1 an 2n + 5 = a1 az = a3 = a4 II a 100

Find the missing terms of the following geometric sequence. Assume all terms are positive. (Hint The geometric mean...

Find the missing terms of the following geometric sequence. Assume all terms are positive. (Hint The geometric mean of the first and fifth terms is the third term.) 2.5,202.5,. (Type integers or decimals) Find the missing terms of the following geometric sequence. Assume all terms are positive. (Hint The geometric mean of the first and fifth terms is the third term.) 2.5,202.5,. (Type integers or decimals)
find the fourth term of the geometric sequence whose first term is 8 and whose common ratio is -2, a under 4 =

find the fourth term of the geometric sequence whose first term is 8 and whose common ratio is -2, a under 4 = .
4. 5. 6 7 8. Find the 8th term of the geometric sequence whose common ratio...

4. 5. 6 7 8. Find the 8th term of the geometric sequence whose common ratio is 3 2 and whose first term is 7. 8 х 5 ? For a given geometric sequence, the 3 term, as, is equal to write your answer as a fraction. 11 81 and the 8th term, ay, is equal to - 33. Find the value of the 12th term, aiz. If applicable, 음 X 5 Suppose that a sequence is defined as follows....

Determine 3rd term in the geometric sequence whose first term is -8 and whose common ratio...

Determine 3rd term in the geometric sequence whose first term is -8 and whose common ratio is 6 nter poration. All Rights Reserved
7. Find the next two terms of each geometric sequence. a.-3.9. - 27. 81.... b. I....

7. Find the next two terms of each geometric sequence. a.-3.9. - 27. 81.... b. I. -1.1.-1.1. - 1.... 8. Find the first five terms of the geometric sequence for which ,- -2 and 3. 9. Find , for the geometric sequence 60, 30, 15.... 10. Write an equation for the nth term of the geometric sequence 4, 8, 16,... 11. The second term in a geometric sequence is -2 and the third term is-6. Find an equation for the...
Find the first four terms and the 100th term of the sequence whose nth term is...

Find the first four terms and the 100th term of the sequence whose nth term is given. (-1)" an = n2 21 a2 a4 a 100