If \( X=\left\{8^{n}-7 n-1: n \in N\right\} \) and
\( Y=\{49(n-1): n \in N\} \), then.... VIDEO
If \( X=\left\{8^{n}-7 n-1: n \in N\right\} \) andhttps://bit.ly/YTAI_PWAP https://www.pw.live
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