SOLUTION: the value of {{{log(7,(9))log(5,(7))log(3,(5))}}} is ?

Question 322086: the value of is ?
Answer by Edwin McCravy(20060) (Show Source): You can put this solution on YOUR website!




Use the change of base formula  

for each of those logarithms:



Write  as 






Use the rule of logarithms:  to rewrite the leftmost numerator:



Everything cancels but the 2



Answer: 2

Edwin

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