minnomurtza minnomurtza

03-09-2014
Mathematics

contestada

what is the 29th sequence in the triangular number sequence a.k.a the pascals sequence

Respuesta :

TaylorBayley TaylorBayley

03-09-2014

The formula for the triangular sequence is Xn=n(n+1)/2

So X25=25(25+1)/2=325

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