\(x\) is an integer and \(x\) raised to any odd integer is greater than zero; is \(w - z\) greater than \(5\) times the

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\(x\) is an integer and \(x\) raised to any odd integer is greater than zero; is \(w - z\) greater than \(5\) times the quantity \(7^{x-1}-5^x?\)

(1) \(z < 25\) and \(w=7^x\)
(2) \(x = 4\)

Answer: A

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