SOLUTION: HI! Im having troubles with quadratic equations! i was hoping you could show me all the steps? My question is: The Wheely Fast Co. makes custom skateboards for professional rid

Question 963939: HI! Im having troubles with quadratic equations! i was hoping you could show me all the steps? My question is:
The Wheely Fast Co. makes custom skateboards for professional riders. they model their profit with the relation P= -2b^2 + 14b - 20, where b is the number of skate boards they produce (in thousands) and P is the company's profit in hundred thousands of dollars.
How many skateboards foe Wheely Fast need to produce to maximize profit?
Thank you so much!
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

set and find
..........factor out
....factor out
......write as
...group

solutions:
and => since in thousands, company need to produce or skateboards to break even
maximum profit occurs at => in thousands
so, foe Wheely Fast need to produce ............substitute

=> in hundred thousands of dollars will be

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