Write the expression as the sum or difference of multiples of logarithms.logb 

A.  logb x + 7 logb y - 6 logb z
B.  logb x +  logb y - 3 logb z
C.  logb x5 + logb y7 - logb z6
D.  logb x -  logb x + 3 logb z

Answer: B

Mathematics

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