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Let a 1 =√2,a n+1=( 2+a n) 1/2 ,for all n.Then show that {a n } is increasing and bounded above.

Let a1=√2,an+1=(2+an)1/2,for all n.Then show that 
{an} is increasing and bounded above.

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
{an} is increasing and bounded above.??

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