[jandrese]

Or they could cheat by doing their homework, then checking the results on Wolfram Alpha to make sure they always get 100%.

[vivekseth]

I think we should encourage that. If students can catch their mistakes early and learn from them, I think they should.

What we should discourage is students using Wolfram Alpha to just get the answers without any initial work. That robs students of the chance to learn and would definitely be cheating.