Use the properties of logarithms to rewrite the logarithm if possible. Assume that all variables represent positive real numbers.log10 xy
A. log5 x - log5 y
B. log10 x - log10 y
C. log10 x + log10 y
D. log5 x + log5 y
Answer: C
Mathematics
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A. Yes B. No
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Solve the equation.-4z = - 
A. - 
B. 
C. - 
D. 
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