prove that 1 upon 3 -√8-1 upon√8-√7+1√6-√5+1upon√5-2=5
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1
-------
3-√8-1
------------
√8-√7+1√6-√5+1
----------------
√5-2
do rationalisation of the given condition it will become
1 √5-2
---------- × ----------- =after rationalisation
3-√8-1 √8-√7+1√6-√5+1
2+√8 √10-√5-2√2+2
-------- × --------------------
-6 3
(2+√8)(√5-2√2+2)
-------------------------
-18
1
-------
3-√8-1
------------
√8-√7+1√6-√5+1
----------------
√5-2
do rationalisation of the given condition it will become
1 √5-2
---------- × ----------- =after rationalisation
3-√8-1 √8-√7+1√6-√5+1
2+√8 √10-√5-2√2+2
-------- × --------------------
-6 3
(2+√8)(√5-2√2+2)
-------------------------
-18
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