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#### CaptainBlack

##### Well-known member

- Jan 26, 2012

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Please can someone help with this question from a Higher Prelim paper? [A knowledge of how to change log bases is not a requirement of the syllabus.]

7(a) Given that log_4(x)=P, show that log_16(x) =1/2P

(b) Solve log_3(x)+log_9(x)=12