Mathematics
14 Online
OpenStudy (anonymous):
4/4x-1-1/x-1=2/4x-1
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OpenStudy (saifoo.khan):
\[\frac{4}{4x-1} - \frac{1}{x-1} = \frac{2}{4x-1}\]is that it?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
how did you type that like that
OpenStudy (saifoo.khan):
You may use the equation editor here
OpenStudy (saifoo.khan):
Your answer is,
\[-\frac12\]
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OpenStudy (anonymous):
how did you get that answer
OpenStudy (anonymous):
and i dont know how to use the equation editor to make the line
OpenStudy (saifoo.khan):
Hold on a sec, let me show u the working
OpenStudy (anonymous):
k
OpenStudy (saifoo.khan):
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OpenStudy (anonymous):
on the left hand side did you switch the -1/n-1 and the 2/4n-1or did you add the one two both sides thats the only part i dont understand
OpenStudy (anonymous):
and i cant figure out how to draw that line on here with the equation editor
OpenStudy (saifoo.khan):
Yes, i switched to make the problem easier.
Since our LCDs were same, we were able to solve it easily.
OpenStudy (saifoo.khan):
If you want to see how i wrote the fractions, try right clicking on the fractions i wrote, then click see source.
OpenStudy (anonymous):
oh ok thank you
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OpenStudy (saifoo.khan):
Welcome.
OpenStudy (saifoo.khan):
Is that math116 or 117?
OpenStudy (anonymous):
math 230
OpenStudy (saifoo.khan):
Nice.
OpenStudy (saifoo.khan):
im good with about 70% of it.
it's pretty nice subject.
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OpenStudy (anonymous):
yeah usually i just fly through math but some of these have been giving me trouble and usually the answer to them is pretty easy
OpenStudy (saifoo.khan):
Correct.