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Mathematics 12 Online
OpenStudy (anonymous):

Algebra 2 help please

OpenStudy (anonymous):

OpenStudy (anonymous):

2.G 3.C 1,4,5 are what i need help with.

OpenStudy (anonymous):

ok lets do number 1 :)

OpenStudy (anonymous):

\[clog_{b}a=\log_{b}a ^{c}\] using this formula, can u tell me wat u think is the answer to number 1?

OpenStudy (anonymous):

D

OpenStudy (anonymous):

yes :)

OpenStudy (anonymous):

can u do number 4 now?

OpenStudy (anonymous):

G

OpenStudy (anonymous):

no, now given this \[4\log_{3}x+7\log_{3}y = \log_{3}x ^{4} + \log_{3}y^{7}\] try again :)

OpenStudy (anonymous):

H

OpenStudy (anonymous):

the answer is F

OpenStudy (anonymous):

beacause \[\log_{b}a+\log_{b}c=\log_{b}ac\] understand? also when ur back plz stay so we can finish this lol

OpenStudy (anonymous):

ohhh i get it @HawkCrimson

OpenStudy (anonymous):

cool now number 5 :D

OpenStudy (anonymous):

i can completely understand y this one is giving u trouble cause they phrase it so wierd lol so ill just summerize wat the entire thing means ;)

OpenStudy (anonymous):

\[-\log10^{-7}-(-\log10^{-14})\] Try to do number 5 part a now ;)

OpenStudy (anonymous):

i keep getting nan

OpenStudy (anonymous):

i know it says don't use a calculator,but i can't do it without it

OpenStudy (anonymous):

lol that is because they want u to simplify it

OpenStudy (anonymous):

ill show u how now

OpenStudy (anonymous):

\[-\log10^{-7}+\log10^{-14}\] \[\log10^{-14}-\log10^{-7}\] \[\log(10^{-14}/10^{-7}) = \log10^{-7}\]

OpenStudy (anonymous):

\[\log10^{-7}\] \[-7\log_{10}10\] Since, \[\log_{a}a=1\] Then, \[\log_{10}10 = 1\] Therefore, -7(1) = -7 -7 is ur answer :)

OpenStudy (anonymous):

understand?

OpenStudy (anonymous):

ohhhhhh i get it

OpenStudy (anonymous):

cool now part b, u give it a try :)

OpenStudy (anonymous):

oh lol i cannt help with part b really, just explain wat i did in words and if u want i can check it :)

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