The value of $${\left( {3 + 2\sqrt 2 } \right)^{ - 3}}$$$$ + {\left( {3 - 2\sqrt 2 } \right)^{ - 3}} = ?$$

The value of $${\left( {3 + 2\sqrt 2 } \right)^{ - 3}}$$$$ + {\left( {

1.	The value of $${\left( {3 + 2\sqrt 2 } \right)^{ - 3}}$$$$ + {\left( {3 - 2\sqrt 2 } \right)^{ - 3}} = ?$$
A.	89
B.	80
C.	08
D.	98
Answer» E.