wzor ciagu geometrycznego 2,2/3,2/9...ma postac
a₁=2 q=2/3:2=1/3
an= 2*(1/3)^(n-1)
a1 = 2
q = a2/a1 = 2/3 : 2 = 1/3
an = a1* q^(n-1) = 2*(1/3)^(n-1) = 2/(3^(n-1))
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a₁=2 q=2/3:2=1/3
an= 2*(1/3)^(n-1)
a1 = 2
q = a2/a1 = 2/3 : 2 = 1/3
an = a1* q^(n-1) = 2*(1/3)^(n-1) = 2/(3^(n-1))