Solve the problem.The cost C of producing t units is given by C(t) = 3t2 + 8t, and the revenue R generated from selling t units is given by 
For what values of t will there be a profit?
A. There will be a profit when more than 9 units are sold.
B. There will be a profit when more than 7 units are sold.
C. There will be a profit when more than 8 units are sold
D. There will be a profit when 0 units are sold.
Answer: B
Mathematics
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