F(n) = 2+4+6=...+2n(adsbygoogle = window.adsbygoogle || []).push({});

I know the expression that represents the given function is F(n) = n(n+1),

my question is F(n) = 3+5+7...2n the same F(n) = n(n+1)< if not can anyone expain?

Thanks

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# Function is F(n) = n(n+1)

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