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## Main Question or Discussion Point

**Fibonacci and lucas series.......**

Let a

_{1},a

_{2},a

_{3}......,a

_{n}be the numbers of fibonacci series.....

Let b

_{1},b

_{2}.........b

_{n}be the number of lucas series.

b

_{n}=a

_{n-1}+ a

_{n+1}for n[tex]\geq[/tex]2

T.P.T : a

_{2n}=a

_{n}*b

_{n}