Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log7 

A. (log7 x2y - log7 49)
B. (log7 x2 + log7 y - 2)
C. log7 x - log7 y + 
D. log7 x + log7 y - 

Answer: D

Mathematics

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A.  
B. 2
C.  
D.  

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A. > B. <

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Find the slope of the line through the given pair of points, if possible. Based on the slope, indicate whether the line through the points rises from left to right, falls from left to right, is horizontal, or is vertical.(-6, 6) and (6, 6)

A. 12; rises B. Undefined; vertical C. 0; horizontal D. -12; falls

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