(adsbygoogle = window.adsbygoogle || []).push({}); [SOLVED] Hooke's Law: Two springs in series

can someone explain and prove to me why the equation for two springs in series is

K= [(1/k1)+(1/k2)]^-1 ?

this is how far i got

F= -k ∆x

F= -k (x1+x2)

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# Homework Help: Hooke's Law: Two springs in series

**Physics Forums | Science Articles, Homework Help, Discussion**