Answer :
The required function that represents the situation is [tex]y=800(\frac{1}{4} )^t[/tex]
Exponential function
The standard exponential function is expressed as:
[tex]y=ab^x[/tex] where:
- a is the initial pine trees
- b is the growth rate/decline
- t is the time taken
Given the following parameters:
a = 800
b = 1/4
Substitute into the formula to have;
[tex]y=800(\frac{1}{4} )^t[/tex]
Hence the required function that represents the situation is [tex]y=800(\frac{1}{4} )^t[/tex]
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