Surds Indices and Logarithms.  TOPIC_SOLVED

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Surds Indices and Logarithms.

Postby JiaGengMaths on Thu Apr 19, 2012 8:20 am

Given that logb(xy^2)=m and logb(x^3y)=n, express logb(y/x) and logb(xy)^0.5 in terms of m and n.
Thanks for helping. :D
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Re: Surds Indices and Logarithms.  TOPIC_SOLVED

Postby maggiemagnet on Fri Apr 20, 2012 1:10 pm

JiaGengMaths wrote:Given that logb(xy^2)=m and logb(x^3y)=n, express logb(y/x) and logb(xy)^0.5 in terms of m and n.
Thanks for helping. :D

You'll probably want to start with the rules for "expanding" logs.
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