the sum of the first n terms of an arithmetic sequence {u(adsbygoogle = window.adsbygoogle || []).push({}); _{n}} is given by the

formula s_{n}=4n^{2}-2n. three terms of this secuence, u_{2}u_{m}and u_{32}are conscutive terms en a geomtric sequence. find m.

Yea, im really confused... please help :-)

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# Geomtric sequence agghh!

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