Classical Mathematical Fallacies #3

This is a classical mathematical fallacies. At hindsight, everything looks perfectly fine.

“-1=1” Mathematical Fallacy

The mistake is in line 5. This is quite similar to the one we discussed previously.

We took the square-root on both sides, but fail to account for $\pm{ }$ !

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March 9th, 2017 01:24 PM

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Classical Mathematical Fallacies #3

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