O menor nmero N que satisfaz
$$x>N \Rightarrow \left| \frac{1}{x^2}\right|<0.01$$ \begin{enumerate}pyB
subst = ["10","100","25","2500"]
unsorted = shuffle( subst )
certa[0] = unsorted[0]
opts = unsorted[1]
for i in opts:
    emit( "\n\\item ", i)
pyE
\end{enumerate}
