A scientist is studying the population growth rates of two different species of rats in the same laboratory conditions. The population of species A is represented by the equation below, where P represents the population at the end of x weeks.
P=2^x+19
The population of species B is represented by the equation below, where P represents the population at the end of x weeks.
P=3^x+18
Which statement is true?
A. At the end of 18 weeks, spec
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