SOLUTION: Evaluate log 7 1/49.

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Question 92042: Evaluate log 7 1/49.


Found 2 solutions by scott8148, funmath:
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the log of a number is the exponent that the base must be raised to, to get the number

in this case, the base (7) is raised to the -2 power ... 1/49=1/(7^2) ... 1/(7^2)=7^(-2) ... so the log is -2

Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate log 7 1/49.
=log7 1%2F7%5E2
=log7 7%5E%28-2%29
=-2
Happy Calculating!!!!