nick496
nick496
07-05-2018
Mathematics
contestada
What is the answer to this plz help
Respuesta :
altavistard
altavistard
07-05-2018
f(x) = x^2 - 4x + 5
Let's put this into vertex form by completing the square:
f(x) = x^2 - 4x + 4 - 4 + 5 = (x-2)^2 + 1
The vertex can be identified directly from this equation; it is (2, 1).
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