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ashok thakur

· started a discussion

· 1 Months ago

expalain (Question: 271747.0 )

unable to understand options

Question:
\(\cfrac{1}{3 - \sqrt{8}} - \cfrac{1}{\sqrt{8} - \sqrt{7}} + \cfrac{1}{\sqrt{7} - \sqrt{6}} - \cfrac{1}{\sqrt{6} - \sqrt{5}}\)   + \(\cfrac{1}{\sqrt{5} -\sqrt{4} }\)   is equal to
Options:
A) 5
B) 3
C) 1
D) 0
Solution:
Ans: (a) 


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