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Two to the Tee (Posted on 2005-07-29)

Prove that 2^T-3^U=1 has only two integer solutions: T=1 and U=0, and T=2 and U=1.

See The Solution Submitted by Old Original Oskar!

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Small Observations

| Comment 1 of 5

T would have to be positive -- otherwise 3^U would be nonpositive. Hence U must also be positive.

Edited on July 29, 2005, 7:35 pm

Posted by Richard on 2005-07-29 18:56:52

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