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Mathematics 13 Online
OpenStudy (anonymous):

The function D(x) models the cumulative number of deaths from a disease x years after 1984 estimate the year when there were 91,000 deaths D(x)=3260x^2+5447x+5618 round to th nearest year

OpenStudy (saifoo.khan):

\[ 91,000=3260x^2+5447x+5618\]

OpenStudy (saifoo.khan):

Can u solve it from here?

OpenStudy (anonymous):

no

OpenStudy (saifoo.khan):

3260x2+5447x+5618-91000=0

OpenStudy (anonymous):

1988 is the answer

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