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OpenStudy (anonymous):
what is thesequence for 40 2010 5 ?
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OpenStudy (anonymous):
40, 20, 10, 5
OpenStudy (anonymous):
see any pattern ?
OpenStudy (anonymous):
the question says find the eighth term of each sequence 40,20,10,5,......,......,......,....,....
OpenStudy (anonymous):
okay, do u see any pattern yet ?
OpenStudy (anonymous):
no
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OpenStudy (anonymous):
take the ratios 20/40 = ? 10/20 = ? 5/10 = ?
OpenStudy (anonymous):
you wud get 1/2 for all above ratios
OpenStudy (anonymous):
that means its a geometric sequence with common ratio, r = 1/2 can you write the general term ?
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