February 27, 2017

Homework Help: Mathematics

Posted by Anonymous on Wednesday, July 15, 2009 at 11:57am.

Prove that log a, log ar, log ar^2 is an a.p.

Is the following below correct?
Log ar^2 - Log ar= Log ar - Log a

hence applying laws of logarithm
Log(ar^2/ar) = log(ar/a)

Log and log cancels out and then cross-multiply
hence a^2r^2 = a^2r^2

Hence proved?

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