a.
To calculate:
a.
Answer to Problem 20WE
Explanation of Solution
Give information:
Calculation:
Given series is,
Here,
To find out sum of given sequence,
Where,
Put the values,
Therefore,
b.
To calculate:
b.
Answer to Problem 20WE
Explanation of Solution
Give information:
Calculation:
In order to find out sum,
Common ratio
First term is
Sum of given geometric series is calculated as,
Where,
Put the values in the equation.
Therefore,
Chapter 11 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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