Help me please

[heplplease]

Can you please help me with this its due tomorrow and i have problems with these questions.

y=x^3+4x^2-2x+5

y=x^3/2+x^5/2-4x^-1 +1/x^2

 

[daon]

It would be a whole lot easier to help you if you let us know what the question is.