Concept explainers
Find the average of first and last term.
Answer to Problem 76HP
The average of the first and last terms is 16.
Explanation of Solution
Given:
There are three arithmetic means between
Conditions given: the first term is
According to the question the average of 3 arithmetic means is 16.
Calculation:
Let
The arithmetic means are
According to the question the average of 3 arithmetic means is 16.
The required equation:
The average of the first and last terms is:
Thus, the average of the first and last terms is 16.
Chapter 11 Solutions
Algebra 2
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