SOLUTION: The function f(x) = 7 – 4x + x2 written in vertex form is f(x) = (x – 2)2 + 3. What is the axis of symmetry for the function? x = –3 x = –2 x = 2 x = 3

Algebra ->  Rational-functions -> SOLUTION: The function f(x) = 7 – 4x + x2 written in vertex form is f(x) = (x – 2)2 + 3. What is the axis of symmetry for the function? x = –3 x = –2 x = 2 x = 3      Log On


   

Question 1040858: The function f(x) = 7 – 4x + x2 written in vertex form is f(x) = (x – 2)2 + 3. What is the axis of symmetry for the function?
x = –3
x = –2
x = 2
x = 3
Answer by Fombitz(32388) About Me  (Show Source):
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The vertex (2,3) lies on the axis of symmetry, x=2.