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Find the largest integer value of  \(n^2-9n+18\)is negative.

 Jul 25, 2020
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This is a bowl shaped parabola   and factors to 

(n-3)(n-6)        the zeroes are at   n = 3 and 6   it is negative in between....

                           the largest integer would be 5 where it is still negative

 Jul 25, 2020

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