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April 19, 2015

April 19, 2015

Posted by **Anonymous** on Tuesday, March 27, 2012 at 9:57pm.

- Log help -
**Reiny**, Tuesday, March 27, 2012 at 10:22pma^3 + 3ab(a+b+3) + b^3 = 10ab

a^3 + 3a^2b + 3ab^2 + 9ab + b^3 = 10ab

a^3 + 3a^2b + 3ab^2 + b^3 = ab

(a+b)^3 = ab

take log of both sides

log (a+b)^3= log ab

3 log(a+b) = log a + log b

log (a+b) = (1/3)(log a + log b)

Q.E.D.

- Log help -
**Anonymous**, Wednesday, March 28, 2012 at 2:38pmThank you!

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