The sequence {an} is defined by(adsbygoogle = window.adsbygoogle || []).push({});

a1=1,an+1=[tex]\sqrt{1+an/2}[/tex] ,n=1,2,3,4,...

(a) a^2n-2<0 , (b)a^2a+1-a^2n>0. deduce that{an} converges and find its limits?

please help me get the answer................

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# Q about sequences

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