SOLUTION: express as a sum, difference, and a product of logarithms, without using exponents. log base 18 7squareroot of x/y

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Question 302147: express as a sum, difference, and a product of logarithms, without using exponents. log base 18 7squareroot of x/y
Answer by london maths tutor(243) About Me  (Show Source):
You can put this solution on YOUR website!
Note that square root is to the power to 1/2
log base 18 7squareroot of x/y
= log18 (7) + log18 [(x/y)^(1/2)]
= log18 (7) + (1/2)*log 18 (x/y)
= log18 (7) + (1/2)*log18 (x) - (1/2)*log18 (y)