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Mathematics 15 Online
OpenStudy (melissa_something):

Simplify/ Condense this logarithm. WILL MEDAL!

OpenStudy (melissa_something):

OpenStudy (amorfide):

\[\log_{c}(a)+\log_{c}(b)=\log_{c}(a \times b)\] \[\log_{c}(a)-\log_{c}(b)=\log_{c}(\frac{ a }{ b })\] \[alog_{c}(b)= \log_c{}(b^{a})\]

OpenStudy (amorfide):

use these rules of logarithms to answer your question

OpenStudy (melissa_something):

I got it!!!

OpenStudy (amorfide):

also if \[\log_{c}(a)=b\] then \[c^{b}=a\]

OpenStudy (amorfide):

gratz

OpenStudy (melissa_something):

\[\log_4 2 ^8 +\log_4(r-3)^1/6 -\log_4 \sqrt{r}\]

OpenStudy (melissa_something):

The thing is, Idk how to continue from here ! Lol

OpenStudy (amorfide):

you can simplify your 2^3 to be 8 so I would simplify that first

OpenStudy (amorfide):

then you are adding the first two logarithms, so you would use the log rule where you multiply them log(a)+log(b)=log(a x b)

OpenStudy (amorfide):

then you would subtract the next logarithm from your answer so you use the division rule log(a)-log(b)=log(a/b)

OpenStudy (amorfide):

I mean you could actually get an actual value from the first logarithm \[\log_{4}(8)=3/2\]

OpenStudy (amorfide):

but i don't know if you wanna keep it as one whole logarithm

OpenStudy (amorfide):

if you have anymore questions let me know

OpenStudy (melissa_something):

Im still working on it! Lol

OpenStudy (melissa_something):

Got it thank you!!!!

OpenStudy (amorfide):

glad I could help!

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