Math Problem Statement

Suppose it is known that the population of the community in Problem 1 is 10,000 after 3 years. What was the initial population P0? What will be the population in 10 years? How fast is the population growing at t 5 10?

Solution

To address this question, let's assume the population follows an exponential growth model:

P(t)=P0ektP(t) = P_0 e^{kt}

where:

  • P(t)P(t) is the population at time tt,
  • P0P_0 is the initial population,
  • kk is the growth rate,
  • tt is time in years.

Given Information:

  1. P(3)=10,000P(3) = 10,000 (Population after 3 years).
  2. t=10t = 10 for predictions.
  3. We need to find:
    • P0P_0 (initial population),
    • P(10)P(10) (population after 10 years),
    • P(10)P'(10) (rate of population growth at t=10t = 10).

Step 1: Solve for P0P_0

From the equation: P(3)=P0e3kP(3) = P_0 e^{3k} Substitute P(3)=10,000P(3) = 10,000: 10,000=P0e3k10,000 = P_0 e^{3k}

Next, we need to solve for kk, so we require another condition or method to estimate it.


Do you have any additional information about kk or another population value at a different time? This will help solve for both P0P_0 and kk.

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Math Problem Analysis

Mathematical Concepts

Exponential Growth
Differentiation
Population Modeling

Formulas

Exponential Growth Formula: P(t) = P0 * e^(kt)
Rate of Change of Population: P'(t) = k * P0 * e^(kt)

Theorems

Exponential Function Properties

Suitable Grade Level

Grades 11-12