(In reply to
re: Solution by David Shin)
Hi David, your starting statement
(1+sqrt(2))^3=(7+5sqrt(2)) and (1sqrt(2))^3=(75sqrt(2)) was a bit of a leap for me. But I managed to figure out that...
7+5sqrt(2) = (3+2sqrt(2))(1+sqrt(2))
= (1+sqrt(2))^3 and then I understood. Thanks for the help.

Posted by Nosher
on 20041014 02:02:19 