A company has been producing cassettes. The following is the function that the manufacturer’s monthly profits represent as a function of price: U (x) = -20x^2+ 560x-1500
a) Is this parabola concave up or concave down?
b) Is the vertex a maximum or minimum point?
c) Find the intercepts with the X axis and with the Y axis.
d) For what price is the maximum profit reached?
e) What is the maximum profit?
f) For what price is no profit received?
g) Graph U (x).
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