Escreva o termo geral das sequencias :
a - (1,2,3,4,5,6, ...)
B - ( 2,3,4,5,6...)
c- (3,6,9,12,15,18... )
d- (2,5,8,11,14,17)
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a=1r=1
an=a+(n-1)r
an=1+(n-1)*1
an=1+n-1
an=n
b)a=2r=1an=a+(n-1)ran=2+(n-1)*1
an=2+n-1an=1+n