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Apply TodayMATLAB Central > MATLAB Newsreader > ploting a polynomial 

Hello, 
polyval takes two arguments, not one like you had. One argument is 
"Snow White" <gulesaman@gmail.com> wrote in message <i5ll0c$54f$1@fred.mathworks.com>... 
i didnt get that could you explain in a little more detail? 
"Snow White" <gulesaman@gmail.com> wrote in message <i5mci4$rej$1@fred.mathworks.com>... 
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