If \( n \in \mathbb{N} \) then \( 1^{2}+3^{2}+5^{2}+\ldots \ldots \ldots+(2 n-1)^{2}= \)
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If \( n \in \mathbb{N} \) then \( 1^{2}+3^{2}+5^{2}+\ldots \ldots \ldots+(2 n-1)^{2}= \)https://bit.ly/YTAI_PWAP https://www.pw.live
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