SOLUTION: 4= log (sub)3 81. I'm not sure how to type it correctly. I just need help with how to get the answer. I have the answer I just don't know how the teacher got that answer.

SOLUTION: 4= log (sub)3 81. I'm not sure how to type it correctly. I just need help with how to get the answer. I have the answer I just don't know how the teacher got that answer.

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Question 297247: 4= log (sub)3 81. I'm not sure how to type it correctly. I just need help with how to get the answer. I have the answer I just don't know how the teacher got that answer.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
is the same as saying but re-arranging it to ask "What is the exponent if the base is 3 and the answer is 81?".
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