SOLUTION: The formula P=0.64x^2-0.041x+3 models the approximate population, P, in thousands, for a species of fish in a pond, x years after 1997. During what year will the population reach 5

Question 300360: The formula P=0.64x^2-0.041x+3 models the approximate population, P, in thousands, for a species of fish in a pond, x years after 1997. During what year will the population reach 54,471 thousand fish?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Use the quadratic formula,

Only the positive x value makes sense in this problem,

Nine years after 1997 (or 2006), the population will be 54,471.
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