SOLUTION: Solve for m: m(m-3)<54

Question 845220: Solve for m: m(m-3)<54
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
m^2-3m-54 < 0
Since the leading term is positive the parabola opens upwards. After factoring...
(m+6)(m-9) < 0

Using the vertex formula we see that min is at -b/2a=3/2 we know the expression is negative between -6 and 9...
Solution interval:
(-6,9)

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