To find the sun of arithmetic series
Answer to Problem 7MCQ
The sun of arithmetic series is 342.
Explanation of Solution
Given:
Concept Used:
The sum of the first n terms of an arithmetic series use the formula:
Calculation:
In order to find sum of arithmetic series
Use the formula for
Here, given that first term is -15 and common difference is
Given that
The sum of the first n terms of an arithmetic series use the formula:
To find sum of arithmetic series
Thus, the sun of arithmetic series is 342.
Chapter 10 Solutions
Glencoe Algebra 2 Student Edition C2014
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