Question: Help with plotting equation

Maple.mw
SORRY IGNORE THE LAST GRAPH AND PLOT IT NOTHING TO DO WITH THIS QUESTION!!

(1)

f:=x->(sin(x-2)+x^3)*(1/(x+1)-2*x)/(sin*x^2-exp(x));

(2)

(3)

plot([f(x),df(x)],x=0..10);

 

plot([cos(x), g(x)],x=0..5);

 



Download Maple.mw

Hi i stuck with just this littl ebut to do with plotting this equation, i know its not right dose anyone know why and how to put it right

Thanks

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