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Question: expand,combine,etc

Question:expand,combine,etc

SandorSzabo 607 Maple
February 19 2008
0

I have the expression

(r(r+(1/2)*s))(sin(t)/(r+(1/2)*s)+(diff(y(x), x))/(r^2+(1/2)*rs))

and I want to obtain

r*sin(t)+diff(y(x),x)

I tried expand,collect,combine without success.

Hopefully I missed something and there is a simple solution.

Thanks in advance.

                                       Sandor

 
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