Determine value of the expression 1/logbase9(15) + 1/logbase25(15)
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First add the fractions, then use the change of base formula
Originally Posted by Tiger Determine value of the expression 1/logbase9(15) + 1/logbase25(15) Use the change of base rule: Flipping the two results above and adding gives: Simplify using the log multiplication rule: Simplify using the log addition rules:
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