The first and second terms of \( a \) G.P. are \( x^{-4} \) and \( x^{n} \) respectively. If \( ...

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The first and second terms of \( a \) G.P. are \( x^{-4} \) and \( x^{n} \) respectively. If \( x^{52} \) is the eighth term of the same progression, then \( n \) is equal to
(A) 13
(B) 4
(C) 5
(D) 3
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