Question

simply:1/1+√2+1/√2+√3+1/√3+√4
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Answer 1

Answer:1/(1+√2) + 1/(√2+√3) +1/(√3+√4)

= (1-√2)/(1-2) +(√2-√3)/(2-3)+(√3-√4)/3-4

= √2-1+√3-√2+√4-√3

=√4-1

=2-1

=1

Hope it helps you.