If \(x\) is an integer, is \(3^x\) less than \(500?\)

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If \(x\) is an integer, is \(3^x\) less than \(500?\)

(1) \(4^{x-1} < 4^x - 120\)

(2) \(x^2 = 36\)

Answer: C

Source: Manhattan GMAT