Question 1173084: The formula P = 0.68x2 - 0.047x + 3 models the approximate population P, in thousands, for a species of fish in a local pond, x years after 1997. During what year will the population reach 27,198 fish?
Answer by ewatrrr(24785) (Show Source):
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Hi,
P = 0.68x^2 - 0.047x + 3
approximate population P, in thousands
27,198 fish , P = ~27
27 = 0.68x^2 - 0.047x + 3
0.68x^2 - 0.047x - 24 = 0
Solving
x = 5.975 (tossing out negative solution)
Towards to end of the 5th year, the population will reach 27,198 fish
5 years after 1997 = 2002
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