SOLUTION: find the maximum or minimum and the value of x when it occurs using -b/2a (vertex) and then equation 10-10x-x^2

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Question 213860: find the maximum or minimum and the value of x when it occurs using -b/2a (vertex) and then equation 10-10x-x^2
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!




Put it into standard form, i.e.



Now you can see that , , and .

Now your problem is a simple matter of substituting the values for and into:



and then doing the indicated arithmetic.

John