lilianaa lilianaa

16-12-2015
Mathematics

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which expression defines the arithmetic series 10+ 7 +4 +... for six terms

a. (7n+3)
b.(10+3n)
c.(13-3n)

Respuesta :

belcatya belcatya

16-12-2015

c.(13-3n)

if n=1, (13-3n)=13-3*1=10
if n=2, (13-3n)=13-3*2=7
if n=3, (13-3n)=13-3*3=4

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