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anonymous
 5 years ago
I need help solving these logarithmic equations, please.
a) x=log(100) (10)
b) x= (12)log (12) (5)
I put the numbers in ()
anonymous
 5 years ago
I need help solving these logarithmic equations, please. a) x=log(100) (10) b) x= (12)log (12) (5) I put the numbers in ()

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dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.0are these correct \[x = \log_{100}10 \] \[x=12\log_{12}5 \]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Yess. I didnt know how to write them on here.

dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.0do you need to put them in exponential form or just need a numerical answer?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Just the numerical answer

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I have another one but Im not sure how to write it either....its log 2 2 sqrt 2 over 5?

dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.0ok use the change of base formula logb(x) = ln(x)/ln(b) ln is natural log, use your calculator

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I know this sounds really, really dumb. But my teacher has not taught us with the caculator and Im not sure how to use it. Im sure thats what we will learn today in class. Thanks

dumbcow
 5 years ago
Best ResponseYou've already chosen the best response.0well depending on your calculator its not that bad. for the first one you would press the ln button then 10 and divide by ln(100)
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