If \( X=\left\{8^{n}-7 n-1: n \in N\right\} \) and \( Y=\{49(n-1): ... VIDEO
If \( X=\left\{8^{n}-7 n-1: n \in N\right\} \) and \( Y=\{49(n-1): n \in N\} \), then
P
(a) \( X \subseteq Y \)
(b) \( Y \subseteq X \)
W.
(c) \( X=Y \)
(d) None of these
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