c) an = d) an = 1 1 2² 2.1 2 1² + 1 + + 33 44 3.2.1 4.3.2.1 1 2 1 ਜਿਜ + 2² + 1 3² +1 4² +1 + ... + + ...

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 25RE: Use the formula for the sum of the first nterms of a geometric series to find S9 , for the series...
icon
Related questions
Question

Got the first two, need to know how to do/the solution to the last two problems. 

Find a formula for the general term an (not the partial sum) of the infinite series. Assume the infinite series begins at n = 1.
(Use symbolic notation and fractions where needed.)
1 1 1
a) + + +
4 8 16
an =
1
2²
b) =/= + = 3/5
an =
+ +
4 n-1
5
+
16 64
25 125
+
Transcribed Image Text:Find a formula for the general term an (not the partial sum) of the infinite series. Assume the infinite series begins at n = 1. (Use symbolic notation and fractions where needed.) 1 1 1 a) + + + 4 8 16 an = 1 2² b) =/= + = 3/5 an = + + 4 n-1 5 + 16 64 25 125 +
ܬܘ
an =
d)
an =
-
2²
2.1
2
1² + 1
||
+
33
3.2.1
2² +1
+
44
- 4.3.2.1+
1
++
4² +1
2
3² +1
Transcribed Image Text:ܬܘ an = d) an = - 2² 2.1 2 1² + 1 || + 33 3.2.1 2² +1 + 44 - 4.3.2.1+ 1 ++ 4² +1 2 3² +1
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning