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OpenStudy (anonymous):
expand each logarithm:
1. log[base 8] 8 ( square root 3a^5)
2.log (s(square root 7) / t^2)
3.log [base b] 1/x
Please help !
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OpenStudy (anonymous):
I think if you have a look at the log rules you will be able to solve easily. Am I correct in saying that.
OpenStudy (anonymous):
yea i looked at them , bt i jus want to see if my answers are right ... like for the fist one i got:
2 log a + 3 log b - 4 log c
OpenStudy (anonymous):
is that correct ?
OpenStudy (anonymous):
yes that would be correct
OpenStudy (anonymous):
:) okay bt i am now i am not sure about the second one ...i got :
1/2 log 2 + 1/2 log x - 1/2 log y
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OpenStudy (anonymous):
s that answer right ?
OpenStudy (anonymous):
is*
OpenStudy (anonymous):
is the square root for both the x and y term or just the x
OpenStudy (anonymous):
both the x and the y
OpenStudy (anonymous):
bt it is 2x over y and the square root is for all
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OpenStudy (anonymous):
you answer is also correct.
OpenStudy (anonymous):
so does that mean \[\sqrt{?} = 1/2\]
OpenStudy (anonymous):
yes, the square root becomes a half
OpenStudy (anonymous):
oh okay thank you :) bt how about number 3
OpenStudy (anonymous):
\[\log_{8} 8 \sqrt{3a ^{5}}\]
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OpenStudy (anonymous):
idk how to solve it
OpenStudy (anonymous):
|dw:1349002400642:dw|
sorry I have difficulty in writing subscripts
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