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Mathematics 20 Online
OpenStudy (anonymous):

In 1990, the life expectancy of males in a country was 72.7 years.In 1995, it was 74.3 years. Let E represent the life expectancty in year t and let t represent the number of years since 1990. The linear function E(t)=_t+_ Use the function to predict the life expectancy of males in 2005. E(15)=_

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