algebra
posted by Anonymous .
From 1993 to 2003 the cumulative number
N of AIDS cases in thousands can be approximated by
, where corresponds to
the year 1993.
N= 2x^2+ 76x + 430 x=0

algebra 
Henry
N = 2x^2 + 76x + 430 = 0.
Solve, using the Quad. Formula and get:
x = 43, and 5.
Select + value of x:
x = 43,000 cases.
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