Question

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)

Answer 1

a)
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