Determine where the given function is increasing and where it is decreasing. f(x) = 
A. Decreasing on (-?, -1) and (1, ?), increasing on (-1, 1)
B. Increasing on (-?, ?)
C. Decreasing on (-?, -1), increasing on (-1, ?)
D. Increasing on (-?, -1) and (1, ?), decreasing on (-1, 1)
Answer: A
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A. 7°
B. -7 radians
C. 
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A. 
B. 
C. 
D. 
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A. logc(xy)
B. logc(x + y)
C. logc(
)
D. logcx ? logcy