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March 28, 2017

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A town has a population of 8400 in 1990. Fifteen years later, its population grew to 12500. Determine the average annual growth rate of this town's population. How do i solve this using applications of exponential functions?

  • algebra - ,

    12500=8400(R)^15

    ln12500=ln8400+15lnR
    solve for R

  • algebra - ,

    it doesnt work,
    the answer is approximately 2.7%
    :(

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