Concept explainers
The population of a particular village can be modeled by the equation
where
To determine the year in which number of people were 1706.
Answer to Problem 41P
In 2005 the population was 1706.
Explanation of Solution
Given information :
The population of village is modeled by the equation
Where x is number of years since 1990.
Here we have to find year when total population was 1706.
Hence we put
Hence we get,
Therefore the population will become 1706 after 15 years from 1990.
Hence the year is 1990+15=2005
Chapter 1 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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