SOLUTION: R=p(200 - p), where p equal and less than 200. Find R when p = 100 Find p when R = 7500

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Question 549037: R=p(200 - p), where p equal and less than 200.
Find R when p = 100
Find p when R = 7500

Answer by mathie123(224)   (Show Source): You can put this solution on YOUR website!
Find R when p = 100
Subsituting p=100 into R=p(200-p) we get:






Find p when R = 7500
Substituting R=7500 into R=p(200-p) we get:



We can now use the quadratic formula which says

And substituting our values in we get: