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Question: Max problem

Question:Max problem

SS7 16 Maple
plot graph
November 03 2008
0

How could I find the max x value of the following plotted graph?

 

plot(diff(2*Pi*(x+1)*(ln(sqrt(x)+1)),x$4));

 

I've tried finding the max x value of this graph with

solve(diff(2*Pi*(x+1)*(ln(sqrt(x)+1)),x$5)=0);

but it failed to give me a numerical answer.

 

Thanks

Sam
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