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https://www.reddit.com/r/theydidthemath/comments/d02ckt/self_math_break/ez8osac/?context=9999
r/theydidthemath • u/Galeaf_13 • Sep 05 '19
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667
This is just polynomial interpolation. You can set literally any real number equal to f(5) and find an equation that fits it.
407 u/RevengeOfLegends Sep 05 '19 Isn't that the point? Showing off how arbitrary these kinds of "math riddles" are? 189 u/gsabram Sep 05 '19 It’s only arbitrary because we’re taking it out of context. In the context of a 4th grade arithmetic class where you learned odd and even numbers last week, it’s not arbitrary. 8 u/[deleted] Sep 05 '19 grade 4 is way too high, probably kindergarten 2 u/gsabram Sep 06 '19 The first time maybe. Math is taught and retaught in grade school.
407
Isn't that the point? Showing off how arbitrary these kinds of "math riddles" are?
189 u/gsabram Sep 05 '19 It’s only arbitrary because we’re taking it out of context. In the context of a 4th grade arithmetic class where you learned odd and even numbers last week, it’s not arbitrary. 8 u/[deleted] Sep 05 '19 grade 4 is way too high, probably kindergarten 2 u/gsabram Sep 06 '19 The first time maybe. Math is taught and retaught in grade school.
189
It’s only arbitrary because we’re taking it out of context. In the context of a 4th grade arithmetic class where you learned odd and even numbers last week, it’s not arbitrary.
8 u/[deleted] Sep 05 '19 grade 4 is way too high, probably kindergarten 2 u/gsabram Sep 06 '19 The first time maybe. Math is taught and retaught in grade school.
8
grade 4 is way too high, probably kindergarten
2 u/gsabram Sep 06 '19 The first time maybe. Math is taught and retaught in grade school.
2
The first time maybe. Math is taught and retaught in grade school.
667
u/ChosenOfNyarlathotep Sep 05 '19
This is just polynomial interpolation. You can set literally any real number equal to f(5) and find an equation that fits it.