Question 6603
so, {{{3/(5-sqrt(2))}}}. We shall multiply this by 1, to keep the same answer, but I shall write 1 as {{{((5+sqrt(2)))/((5+sqrt(2)))}}}... so


{{{(3/(5-sqrt(2)))*(((5+sqrt(2)))/((5+sqrt(2))))}}}


{{{(15+3sqrt(2))/(25-2)}}}
{{{(15+3sqrt(2))/23}}}


jon.