Question 894838
{{{1+2^(-2)=1+1/2^2}}}
{{{1+2^(-2)=1+1/4}}}
{{{1+2^(-2)=5/4}}}
So then,
{{{(1+2^(-2))^(-1)=(5/4)^(-1)}}}
{{{(1+2^(-2))^(-1)=1/(5/4)}}}
{{{(1+2^(-2))^(-1)=4/5}}}