Mathematics
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OpenStudy (anonymous):
Simplify: Square root x^3 divided by Cube root x^4
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OpenStudy (anonymous):
how else could you write this out?
OpenStudy (anonymous):
Yes, I know how to write it out. Do you know how else to write it out?
OpenStudy (mertsj):
|dw:1358995039442:dw|
OpenStudy (anonymous):
just like that^ cheetos
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OpenStudy (anonymous):
Then it's a matter of subtracting the second exponent from the first.
OpenStudy (anonymous):
yes wrote it like that tan you subtract
the exponets right?
OpenStudy (anonymous):
uh huh!
OpenStudy (anonymous):
so it becomes x^-1/-1 ?
OpenStudy (anonymous):
how did you get that? did you subtract 4/3 from 3/2?
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OpenStudy (anonymous):
which turns into x^1 because negative by negative becomes positive right?
OpenStudy (anonymous):
3/2 - 4/3 = ?
OpenStudy (mertsj):
\[\frac{3}{2}-\frac{4}{3}=\frac{9}{6}-\frac{8}{6}=\frac{1}{6}\]
OpenStudy (anonymous):
^, this guy isn't helping you, he's doing your work for you!
OpenStudy (anonymous):
? i thought 3-4 is negative 1 because 4 is bigger
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OpenStudy (anonymous):
just copy verbatim what Mertsj is writing and you're on your way!
OpenStudy (anonymous):
oh you have to have same denominator
OpenStudy (anonymous):
you need to have a common denominator when subtracting fractions.
OpenStudy (mertsj):
You can't subtract fractions unless the denominators are the same.
OpenStudy (anonymous):
Ok thanks sean and mertsj
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OpenStudy (anonymous):
don't mention it.
OpenStudy (mertsj):
yw