Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = 
x2 - 4x - 
A. Increasing on (4, ?) , decreasing on (-?, 4)
B. Increasing on (-2, ?) , decreasing on (-?, -2)
C. Increasing on 
; decreasing on 
D. Increasing on 
; decreasing on 
Answer: A
Mathematics
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