User Portlet

In[84]:= Clear[x, y, a, b, c] In[85]:= y = a x^2 + b x + c Out[85]= c + b x + a x^2 In[86]:= Expand[y^2] Out[86]= c^2 + 2 b c x + b^2 x^2 + 2 a c x^2 + 2 a b x^3 + a^2 x^4 system: Apple M2 Ultra,...