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August 23, 2014

Homework Help: Algebra

Posted by Gayle on Sunday, September 14, 2008 at 6:41pm.

I'm a bit stuck trying to figure out what this problem wants, can anyone help?
In 1991, the life expectancy of males in a certain country was 62.3 years. In 1996, it was 65.1 years. Let E represent the life expectancy in years and t represent the number of years since 1991.
a. The linear function E(2) that fits the data is
E(t)=___t + ___ (round to the nearest tenth).
b. Use the function to predict the life expectancy of males in 2007. E(18)=____.

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