Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.logb
A. logb x + logb y7 - logb z4
B. logb x + logb y7 + logb z4
C. logb x + 7 logb y - 4 logb z
D. logb x + 7 logb y + 4 logb z
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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