AP Precalculuseasymcq1 pt
The axis of symmetry of f(x) = 2x² − 8x + 1 is
A.x = 2
B.x = −2
C.x = 4
D.x = 1
Explanation
Core Concept
x = −b/(2a) = 8/4 = 2.
Correct Answer
Ax = 2
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