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Home > CALC > Chapter 7 > Lesson 7.3.2 > Problem 7-121

7-121.
  1. Which of the following differential equations could model a population whose rate of change is proportional to the existing population? Explain your reasoning. Is it possible that there is more than one answer? Homework Help ✎

    1. = 3P

    2. = 3t

    3. = −3P

    4. = 3

A proportional situation follows the patten: y = kx.