SOLUTION: The net income y (in millions of dollars) of Pet Products Unlimited from 1997 to 1999 is given by the equation y = 9x2 + 15x + 52, where x represents the number of years after 1997

Algebra ->  Functions -> SOLUTION: The net income y (in millions of dollars) of Pet Products Unlimited from 1997 to 1999 is given by the equation y = 9x2 + 15x + 52, where x represents the number of years after 1997      Log On


   



Question 1069254: The net income y (in millions of dollars) of Pet Products Unlimited from 1997 to 1999 is given by the equation y = 9x2 + 15x + 52, where x represents the number of years after 1997. Assume this trend continues and predict the year in which Pet Products Unlimited's net income will be $598 million
Answer by rothauserc(4718) About Me  (Show Source):
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9x^2 + 15x + 52 = 598
:
subtract 598 from both sides of =
:
9x^2 + 15x - 546 = 0
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divide both sides of = by 3
:
3x^2 + 5x - 182 = 0
:
(3x+26) * (x-7) = 0
:
x = -26/3 and x = 7
:
we reject the negative value for x
:
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We predict the year to be 1997 + 7 = 2004
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