In September 1998 the Population of the Country of West $f ( x ) = 17.5 e ^ { 0.0010 x }$

question 279

Multiple Choice

In September 1998 the population of the country of West Goma in millions was modeled by $f ( x ) = 17.5 e ^ { 0.0010 x }$ . At the same time the population of East Goma in millions was modeled by $\mathrm { g } ( \mathrm { x } ) = 13.7 \mathrm { e } 0.0129 \mathrm { x }$ . In both formulas $x$ is the year, where $x = 0$ corresponds to September 1998 . Assuming these trends continue, estimate the year when the population of West Goma will equal the population of East Goma.

• A) 21
• B) 1977
• C) 2019
• D) 2016

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