/sci/ - Science & Math

Anonymous Mon Feb 24 12:00:37 2020 No.11413822 [View]
File: 133 KB, 769x763, Screenshot (12).png [View same] [iqdb] [saucenao] [google]

I was wondering if this proof is correct. Is it wrong at the very beginning because it's negating the wrong thing? Or is it acceptable since the question isn't an if-then proposition?

Anonymous Mon Feb 24 11:34:02 2020 No.11413747 [View]
File: 133 KB, 769x763, Screenshot (12).png [View same] [iqdb] [saucenao] [google]

I was wondering if this proof is correct. Is it wrong at the very beginning because it's negating the wrong thing? Or is it acceptable since the question isn't an if-then proposition?

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/sci/ - Science & Math

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