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Mathematics 8 Online
OpenStudy (anonymous):

Help! Algebra II Help!

OpenStudy (unklerhaukus):

\[b^1=b\qquad\Rightarrow\qquad \log_bb=1\]

jhonyy9 (jhonyy9):

can you rewrite it here please ?

jhonyy9 (jhonyy9):

log3 3 + log3 x =5 so do you know the property of logarithms ?

jhonyy9 (jhonyy9):

and loga a = ?

jhonyy9 (jhonyy9):

so if loga a=1 than how will be your exercise ?

jhonyy9 (jhonyy9):

so than log3 3=1 yes ?

jhonyy9 (jhonyy9):

than will be 1+log3 x=5

jhonyy9 (jhonyy9):

add to both sides -1 1+(-1) +log3 x=5-1 log3 x=4 ok ?

jhonyy9 (jhonyy9):

how can you rewriting 4 using log3 3 ?

jhonyy9 (jhonyy9):

so you know that logx y^2 =2logx y this will help you sure

jhonyy9 (jhonyy9):

so when there are logarithm base x of x on indifferent exponent so than the exponent coming in the first place how you see there that the exponent of y is logx y^2 = 2logx y

jhonyy9 (jhonyy9):

@surdawi can you help to make understanding this all

OpenStudy (unklerhaukus):

\[\log_bb=1\qquad\Rightarrow\qquad\log_33=1\] \[\log_3 3 + \log_3 x =5\qquad\Rightarrow\qquad 1 + \log_3 x =5\]

OpenStudy (unklerhaukus):

take away one from both sides

jhonyy9 (jhonyy9):

not is

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