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OpenStudy (anonymous):
series expansion question: find the power series expansion for the function x/(2-x) and find the radius of convergence.
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OpenStudy (anonymous):
I know the power series formula is 1/1-x and my study guide says to get there factor out the 1/2 in x/(2-x)....which is ok but the next step in my guide just disappears the x on top like this: \[x/2-x = \left( 1/2 \right)* 1/(1-(x/2))\] howwhywhat happened to the x in the numerator?
OpenStudy (anonymous):
oops wrong section
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