SOLUTION: Express the given quantity as a single logarithm. ln(a + b) + ln(a - b) - 8 ln(c)

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Question 211013: Express the given quantity as a single logarithm. ln(a + b) + ln(a - b) - 8 ln(c)
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
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Express the given quantity as a single logarithm. ln(a + b) + ln(a - b) - 8 ln(c)
:
Addition means multiply
ln[(a + b)(a - b)] - 8 ln(c)
:
ln(a^2 - b^2) - 8*ln(c)
:
ln(a^2 - b^2) - ln(c^8)
;
Subtraction mean divide
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