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Why Is Negative Times Negative Equal To A Positive? What they don't teach in schools
12:47
YouTubeMindYourDecisions
Why Is Negative Times Negative Equal To A Positive? What they don't teach in schools
Most of us just memorized this rule. But why is it actually true? And who discovered it? 0:00 intro 1:20 pattern 4:34 scaling 6:32 velocity 8:15 debts, discovery 10:55 textbook pattern https://math.stackexchange.com/questions/9933/why-is-negative-times-negative-positive scaling polymathematic https://www.youtube.com/watch?v=rpI78oh2liM https ...
665.1K views7 months ago
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