Solve the problem.Assume that the profit P made when t units are sold, t > 0, is given by P(t) = t2 - 28t + 180. For what values of t will there be a loss (that is, P < 0)?
A. t > 0
B. 0 < t < 10 or t > 18
C. 10 < t < 18
D. t = 10 or t = 18
Answer: C
Mathematics
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