Math, asked by ruhii2, 1 year ago

prove that   1  upon 3 -√8-1 upon√8-√7+1√6-√5+1upon√5-2=5

Answers

Answered by geetsharu1234
0
i will try to give correct answer for this question


                     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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