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OpenStudy (anonymous):
an=cos(n/2) converge or diverge ?
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OpenStudy (anonymous):
it will oscillate :)
OpenStudy (anonymous):
?
OpenStudy (anonymous):
converge or diverge ? show steps please :)
OpenStudy (anonymous):
it doesn't contain step because it is quite reasonable that if all the a1,a2,a3......all terms are less than 1 then it will converge if |an|>1 then diverge if 1 and -1 are the terms then oscillate :)
OpenStudy (anonymous):
oh i see ... thanks alot :)
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