Use logarithmic identities to complete the following. Write log7 
in terms of logarithms of x and y.
A. 
log7 x + 
log7 y - 
B. 
(log7 x2y - log7 49)
C. 
log7 x - 
log7 y + 
D. 
(log7 x2 + log7 y - 2)
Answer: A
Mathematics
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