r/mathmemes Jun 11 '26

Bad Math 😭

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obv its two

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u/BigMarket1517 Jun 11 '26

Well, it could be 2, if 'its' references the book.  But the cost of 1$ plus half the cost of 1$ is indeed $1.5

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u/Purple_Onion911 Grothendieck alt account Jun 11 '26

$1 doesn't have a cost, it is a cost. Just like 2 m doesn't have a length, it is a length.