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Tom [10]
3 years ago
11

The population of a community, p(x), is modeled by this exponential function, where x represents the number of years since the p

opulation started being,
recorded.
P(x) = 2,400(1.025)
What is the approximate population 3 years after the population started being recorded?
Mathematics
1 answer:
NeX [460]3 years ago
5 0

An exponential model is used to represent growth of a population

The population after 3 years is 2585

The function is given as:

\mathbf{P(x) = 2400(1.025)^x}

<em>3 years after</em>, means that x = 3

So, we have:

\mathbf{P(3) = 2400(1.025)^3}

Evaluate exponents

\mathbf{P(3) = 2400 \times 1.076890625}

\mathbf{P(3) = 2584.5375}

Approximate

\mathbf{P(3) = 2585}

Hence, the population after 3 years is 2585

Read more about population growth at:

brainly.com/question/3160736

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Given:

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To prove:

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Property 2: The sum of any two rational numbers is rational. It is Theorem 4.3.2.

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Now,

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3r^2+(-2r)+4 is rational by property 2.

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