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If \(X=373^p\cdot 426^q,\) where \(p\) and \(q\) are positive integers, what is the units digit of \(X?\)
(1) \(p^2+2pq+q^2=36\)
(2) \(p = 2\)
Answer: B
Source: e-GMAT
(1) \(p^2+2pq+q^2=36\)
(2) \(p = 2\)
Answer: B
Source: e-GMAT
