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Mathematics 15 Online
OpenStudy (anonymous):

log(5)1/25

OpenStudy (anonymous):

0.0279588?

OpenStudy (anonymous):

the answer is -2 but i don't know how to get there

sam (.sam.):

\[\huge \log_5(\frac{1}{25})=\log_5(\frac{1}{5^{2}})=\log_5(1)-\log_5(5^2)\] \[\huge \log_5(1)-\log_5(5^2) = 0-2\log_5(5)=-2\]

OpenStudy (anonymous):

Oh... Sorry. I got it wrong.

OpenStudy (anonymous):

I learned to get rid of the log right away and do |dw:1330996534309:dw|

OpenStudy (anonymous):

is there any way you can show me using that way?

OpenStudy (anonymous):

sorry x is the exponent not being multiplied|dw:1330996613684:dw|

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