Homework Help: college algebra

Posted by DillonAngel on Thursday, September 15, 2011 at 7:54pm.

Annual profit in thousands of dollars is given by the function, P(x) = -.1x2 + 50x - 300, where x is the number of items sold, x ≥ 0.

describe the meaning of the number -.1 in the formula, in terms of its meaning in relation to the profit.
describe the meaning of the number -300 in the formula, in terms of its meaning in relation to the profit.
find the profit for 5 different values of x
graph the profit function over its given domain; use the 5 values calculated in part 3 to construct the graph and connect these points with a smooth curve in Excel or another graphing utility. Insert the graph in a Word file and attach the graph in a Word file to the class DB thread.

college algebra - bobpursley, Thursday, September 15, 2011 at 8:10pm
It means profit decreases ultimately.

Look at profit per unit

P(x)/x= -1x+50-300/x

This is a company which is not being run well. Graph it as directed.

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