SOLUTION: Find the vertex and type in an ordered pair. Problem: f(x) = -x^2 + 4x + 5 Thanks very much!

Algebra.Com
Question 320755: Find the vertex and type in an ordered pair.
Problem:
f(x) = -x^2 + 4x + 5
Thanks very much!

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Complete the square to convert to vertex form, where (h,k) is the vertex.
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The vertex is (2,9)

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