Class 9 Book Solution from K C Nag in Real Numbers Question No: 16.(ii)

প্রমান করো যে,
\({1 \over 1+\sqrt 2}+{1\over \sqrt 2+ \sqrt 3}+{1 \over \sqrt 3+ \sqrt 4}+{1 \over \sqrt 4+ \sqrt 5}+{1 \over \sqrt 5+\sqrt 6}+{1 \over \sqrt 6+\sqrt 7}+{1\over \sqrt7 + \sqrt 8}+{1 \over \sqrt 8 + \sqrt 9}= 2\)

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